Description
| Description | Imperial | Metric |
|---|---|---|
| Sheave Ø | 2.00 in. | 50.00 mm. |
| Max. Rope | 1/2 in. | 12.00 mm. |
| Maximum Working Load | 1102.50 lb. | 500.00 kg. |
| Breaking Load | 3307.50 lb. | 1500.00 kg. |
| Weight | 4.09 oz. | 116.00 gr. |
Rosntan Series 50 BB Block, Single Upright Lead
$52.33
Rosntan Series 50 BB Block, Single Upright Lead
Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers.Precision moulded Acetal sheaves running on Acetal ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range.
Our Part # RONRF50171 | Ronstan Part # RF50171
Brand
Ronstan
Be the first to review “Rosntan Series 50 BB Block, Single Upright Lead” Cancel reply
Related products
Categories
- All468468 products
- Ronstan Blocks Ball Bearing6868 products
- Ronstan Blocks - Ball Bearing Utility Blocks Lead Blocks55 products
- Ronstan Blocks Ball Bearing (15mm)1313 products
- Ronstan Blocks Ball Bearing (20mm)1919 products
- Ronstan Blocks Ball Bearing (30mm)99 products
- Ronstan Blocks Ball Bearing (40mm)1414 products
- Ronstan Blocks Ball Bearing (50mm)77 products
- Ronstan Blocks Utility (75mm)11 product
- Ronstan Blocks Core Blocks3535 products
- Ronstan Blocks Core (100mm)66 products
- Ronstan Blocks Core (45mm)33 products
- Ronstan Blocks Core (60mm)1616 products
- Ronstan Blocks Core (75mm)1010 products
- Ronstan Blocks Industrial1111 products
- Ronstan Blocks Low Friction Rings66 products
- Ronstan Blocks Orbit3838 products
- Orbit Blocks - 100mm1111 products
- Orbit Blocks - 60mm88 products
- Orbit Blocks - 75mm88 products
- Orbit Blocks Footblocks33 products
- Orbit Blocks Lead Blocks55 products
- Orbit Blocks Series 3033 products
- Ronstan Blocks Orbit Ball Bearing4848 products
- Ronstan Blocks Orbit BB (20mm)11 product
- Ronstan Blocks Orbit BB (30mm)1717 products
- Ronstan Blocks Orbit BB (40mm)2222 products
- Ronstan Blocks Orbit BB (55mm)88 products
- Ronstan Blocks Ratchet Blocks2222 products
- Ratchets Series 6033 products
- Ratchets Series 7544 products
- Ronstan Ratchet Blocks 40mm66 products
- Ronstan Ratchet Blocks 55mm99 products
- Ronstan Blocks Soft Attachment44 products
- Ronstan Blocks Spares33 products
- Ronstan Blocks Stand Up Bases44 products
- Ronstan Blocks Two Speed Mainsheet Systems66 products
- Ronstan Blocks Utility Blocks3232 products
- Utility Blocks - 19mm55 products
- Utility Blocks - 25mm99 products
- Utility Blocks - 29mm1111 products
- Utility Blocks Jam Blocks22 products
- Utility Blocks Lead Blocks55 products
- Ronstan Blocks Wire Blocks77 products
- Ronstan Cleats & Accessories3939 products
- Ronstan Cam Cleats Accessories88 products
- Ronstan Cam Cleats Micro77 products
- Ronstan Cam Cleats Swiveling Bases77 products
- Ronstan Cleats & Accessories Cam Cleats - Standard1212 products
- Ronstan V Cleats55 products
- Ronstan Code Zero Furlers66 products
- Ronstan Deck Hardware5454 products
- Ronstan Blocks Stand Up Bases44 products
- Ronstan Bushes1313 products
- Ronstan Deck Hardware Fairleads55 products
- Ronstan Eye Straps1515 products
- Ronstan Padeyes1717 products
- Ronstan Deck Organizers66 products
- Ronstan Exit Boxes1111 products
- Ronstan Gennaker Furlers - Top Down11 product
- Ronstan Genoa & Jib Furlers77 products
- Ronstan Halyard Tensioners22 products
- Ronstan Inspection Ports22 products
- Ronstan Orbit Winches44 products
- Ronstan Outhaul Systems22 products
- Ronstan Pintles & Gudgeons11 product
- Ronstan Race Committee & Training Gear11 product
- Ronstan Rigging191191 products
- Ronstan Mast Chocks11 product
- Ronstan Rigging Fittings4747 products
- Ronstan Rigging Fittings Calibrated Turnbuckle33 products
- Ronstan Rigging Fittings Eyes1515 products
- Ronstan Rigging Fittings Forks33 products
- Ronstan Rigging Fittings Toggles1111 products
- Ronstan Rigging Standing Rigging Fittings Terminals1515 products
- Ronstan Rigging Parrel Beads88 products
- Ronstan Rigging Pins3333 products
- Ronstan Rigging S Hooks44 products
- Ronstan Rigging Tools11 product
- Ronstan Rings55 products
- Ronstan Sailboat Rigging - Chain Plates55 products
- Ronstan Sailmakers Thimbles1313 products
- Ronstan Shackle Guards55 products
- Ronstan Shackles00 products
- Ronstan Sheaves3030 products
- Ronstan Sister Clips22 products
- Ronstan Spar Fittings - Boom Bails & Hangers77 products
- Ronstan Spar Fittings Exit Plates33 products
- Ronstan Spar Fittings Mast Tangs55 products
- Ronstan Splicing Kits2525 products
- Ronstan Stay Adjusters44 products
- Ronstan Trapeze Fittings44 products
- Ronstan Wind Vanes00 products
- Ronstan Wire Rope Grips77 products
- Ronstan Sailing Gear1212 products
- Ronstan Dry Bags44 products
- Ronstan Sailing Watches88 products
- Ronstan Shackles8484 products
- Ronstan Sheave Boxes1010 products
- Ronstan Spinnaker & Whisker Poles2727 products
- Ronstan Tell Tales22 products
- Ronstan Tiller Extentions1919 products
- Ronstan Trackless Batten Cars Headboard Cars2222 products
- Ronstan Trackless Batten Cars Intermediate Cars (Ball Sliders)1313 products
- Ronstan Trackless Batten Cars Membranes (Ball Sliders)1111 products
- Ronstan Travelers, Tracks & Genoa Cars234234 products
- Ronstan Vang Kits33 products
- Ronstan Winch Handles44 products
- Running Rigging169169 products
- Anchoring & Docking Lines5757 products
- 8-Strand Polyester Anchor Line44 products
- Dockline - Ready Made (Polyester DB)44 products
- Docklines (Polyester DB)88 products
- Eco-Dock Line (Rpet Double Braid)44 products
- Fenderline - Ready Made (Polyester SB)22 products
- Fenderline (Polyester DB)22 products
- P Classic Anchor Lines (Polyester 3-Strand)66 products
- Cruising Lines2626 products
- Cruiser XTS Classic (Polyester Double Braid)00 products
- Cruiser XTS Flecks (Polyester Double Braid)55 products
- Cruiser XTS Grip MX (Polyester / Poly Cordura)44 products
- Cruiser XTS Grip Solid (Polyester / Poly Cordura)33 products
- Cruiser XTS Solid (Polyester Double Braid)1111 products
- DX Performance (Dyneema SK38 / Polyester)33 products
- Dinghy / One Design Lines1616 products
- Dinghy Race Grip (Dyneema Cordura SB)55 products
- DX Trim (Dyneema / Polyester)55 products
- P-Sheet (Polyester/ Grip Fiber)66 products
- Line Covers44 products
- DX Cover (Dyneema)11 product
- TN Cover (Technora Polyester Blend)33 products
- Racing Lines2727 products
- DX Cup (Dyneema SK78 / Polyester)88 products
- DX Cup Grip (Dyneema SK78 / Polyester Cordura)55 products
- S Cup (Stirotex / Polyester)88 products
- TN Racing (Stirotex / Technora Polyester)66 products
- Shockcord1010 products
- Elastic (Latex / Polyester)66 products
- S Shock (Latex / Stirotex)44 products
- Single Braids2727 products
- DX Core 78 (Dyneema SK78 SB)88 products
- DX Core 78 HPS (Dyneema SK78 SB Heat-Set)55 products
- DX Core 99 (Dyneema SK99 SB)66 products
- S Core (Stirotex SB)88 products
- Soft Attachment2525 products
- Soft Attach Loop (Dyneema Single Braid)1414 products
- Soft Attach Loops (Dyneema with Cover)55 products
- Soft Shackle (Dyneema SK78 Single Braid)66 products
- Whipping Lines44 products
- Anchoring & Docking Lines5757 products
- Selden666666 products
- Selden Backstay Flickers44 products
- Selden Blocks163163 products
- Selden Blocks Ball Bearing6060 products
- Selden Blocks Ball Bearing (20mm)99 products
- Selden Blocks Ball Bearing (30mm)1414 products
- Selden Blocks Ball Bearing (40mm)2222 products
- Selden Blocks Ball Bearing (60mm)1515 products
- Selden Blocks Halyard 2:133 products
- Selden Blocks High Load Ball Bearing1111 products
- High-Load BB (25mm)77 products
- High-Load BB (60mm)44 products
- Selden Blocks High Load Blocks11 product
- Selden Blocks Pivoting Lead Blocks22 products
- Selden Blocks Plain Bearing6464 products
- Selden Blocks Plain Bearing (100mm)66 products
- Selden Blocks Plain Bearing (50mm)1717 products
- Selden Blocks Plain Bearing (60mm)2222 products
- Selden Blocks Plain Bearing (70mm)55 products
- Selden Blocks Plain Bearing (80mm)1414 products
- Selden Blocks Plain Bearing HL (100mm)55 products
- Selden Blocks Ratches11 product
- Selden Blocks Roller Bearing1212 products
- Selden Blocks Roller Bearing (60mm)77 products
- Selden Blocks Roller Bearing (80mm)55 products
- Selden Blocks Spares11 product
- Selden Low Friction Rings33 products
- Selden Blocks Ball Bearing6060 products
- Selden Boom Vangs5454 products
- Selden Boom Vangs Gas Springs1010 products
- Selden Boom Vangs Rodkickers Boom Fittings5454 products
- Selden Boom Vangs Rodkickers Type 0522 products
- Selden Boom Vangs Rodkickers Type 101212 products
- Selden Boom Vangs Rodkickers Type 201414 products
- Selden Boom Vangs Rodkickers Type 301212 products
- Selden Bowsprits2727 products
- Selden Bowsprits Fittings1616 products
- Selden Gennaker Bowsprits Aluminum55 products
- Selden Gennaker Bowsprits Carbon66 products
- Selden Cleats & Accessories44 products
- Selden Code Zero CX Furlers3131 products
- Selden Code Zero Furlers - CX00 products
- Selden Code Zero Furlers - CXe88 products
- Selden Code Zero Furlers CX Thimbles00 products
- Selden CX & CXe Accessories & Spares2121 products
- Selden Deck Hardware1919 products
- Selden Bulleyes22 products
- Selden Eye Bolts11 product
- Selden Padeyes Folding33 products
- Selden Padeyes Round33 products
- Selden Deck Organizers1010 products
- Selden Gennaker Furlers - GX6262 products
- Selden Continous Furling Line4848 products
- Selden Furlers GX 10 Gennaker Furlers1818 products
- Selden Furlers GX 15 Gennaker Furlers1919 products
- Selden Furlers GX 25 Gennaker Furlers3636 products
- Selden Furlers GX 7.5 Gennaker Furlers1717 products
- Selden Furlers GX Spares00 products
- Selden Gennaker Anti Torsion Rope00 products
- Selden Stanchion Mounts66 products
- Selden Genoa & Jib Furlex Furlers197197 products
- Selden Genoa Furlers Control Packs1010 products
- Selden Genoa Furlers Conversion Kits1818 products
- Selden Genoa Furlers Furlex 104S1414 products
- Selden Genoa Furlers Furlex 204E1717 products
- Selden Genoa Furlers Furlex 204S00 products
- Selden Genoa Furlers Furlex 304E2424 products
- Selden Genoa Furlers Furlex 304S1010 products
- Selden Genoa Furlers Furlex 404E00 products
- Selden Genoa Furlers Furlex 404S22 products
- Selden Genoa Furlers Furlex 50S55 products
- Selden Genoa Furlers Furlex Spares164164 products
- Selden Ball Bearings77 products
- Selden Ball Locks22 products
- Selden Distance Bearings55 products
- Selden Drum Guides55 products
- Selden Flanges22 products
- Selden Foils1919 products
- Selden Furlex 200s Lower Swivel22 products
- Selden Guard Screws22 products
- Selden Halyard Swivels33 products
- Selden Hub Assemblies66 products
- Selden Lower Swivel Adapters22 products
- Selden Plastic Sleeves33 products
- Selden Sail Feeders11 product
- Selden Shackles22 products
- Selden Swivel Covers11 product
- Selden Swivel Eyes55 products
- Selden Swivel Sockets44 products
- Selden Swivels33 products
- Selden Toggle Assemblies11 product
- Selden Top Covers22 products
- Selden Wedges44 products
- Selden Wire22 products
- Selden Snap Shackles99 products
- Selden Spinnaker & Whisker Poles Parts & Fittings4444 products
- Selden Adapters22 products
- Selden Deck Storage11 product
- Selden End Fittings2323 products
- Selden End Fittings TS & UTS (Inboard)55 products
- Selden End Fittings UTR1313 products
- Selden End Fittings UXP55 products
- Selden Mast Fittings22 products
- Selden Spinnaker & Whisker Poles Cars & Sliders1616 products
- Selden Ring Style Car Sliders66 products
- Selden Storage Cars77 products
- Selden Toggle Car Sliders33 products
- Selden Travelers, Tracks & Genoa Cars4949 products
- Selden Genoa Leads Cars99 products
- Selden Jib Self Tacking Systems1212 products
- Selden Track End Controls1919 products
- Selden End Controls 22mm55 products
- Selden End Controls 30mm99 products
- Selden End Controls 42mm55 products
- Selden Tracks00 products
- Selden Sailboat Tracks 15mm (Low Beam - Standard)00 products
- Selden Sailboat Tracks 22mm (Low Beam - Pinstop)00 products
- Selden Sailboat Tracks 30mm (Low Beam - Pinstop)00 products
- Selden Sailboat Tracks 42mm (Low Beam - Pinstop)00 products
- Selden Sailboat Tracks High Beam (30mm)00 products
- Selden Sailboat Tracks High Beam (42mm)00 products
- Selden Traveler Cars66 products
- Selden Travelers Cars Spares & Accessories33 products
- Selden Winches99 products
- Selden Winch Handles22 products
- Selden Winches Electric22 products
- Selden Winches Electric Components55 products
- Selden Winches Spares - E40i22 products
- Spinlock00 products
- Spinlock BRS Jammers00 products
- Spinlock Deck Organizers00 products
- Spinlock Engine - Throttle Control00 products
- Spinlock Jammer Turning Block00 products
- Spinlock Jammers00 products
- Spinlock Jammers Spares & Accessories00 products
- Spinlock ZR Jammers00 products
- Spinlock ZS Jammers00 products
- Spinlock Mini Jammers00 products
- Spinlock Padeyes00 products
- Spinlock PXR Cam Cleats00 products
- Spinlock Rigging00 products
- Spinlock Furling Line Leads00 products
- Spinlock Load Sense00 products
- Spinlock Rig Sense Tension Gauge00 products
- Spinlock Sail Feeders00 products
- Spinlock Rope Clutches00 products
- Spinlock Rope Clutches Spares & Accessories00 products
- Spinlock Rope Clutches XAS00 products
- Spinlock Rope Clutches XCS00 products
- Spinlock Rope Clutches XTR00 products
- Spinlock Rope Clutches XTS00 products
- Spinlock Rope Clutches XTX00 products
- Spinlock Rope Clutches XXA00 products
- Spinlock Rope Clutches XXB00 products
- Spinlock Rope Clutches XXC00 products
- Spinlock Safety & Sailing Gear00 products
- Spinlock Bags & Packs00 products
- Spinlock Harnesses00 products
- Spinlock Impact Protection00 products
- Spinlock Life Jacket & PFDs Accessories00 products
- Spinlock Life Jacket Re-Arm Kits00 products
- Spinlock Life Jackets00 products
- Spinlock Life Jackets (USCG Approved)00 products
- Spinlock PFDs00 products
- Spinlock Safety Lines & Tethers00 products
- Spinlock Tiller Steering00 products
- Spinlock Tiller Extensions Accessories00 products
- Spinlock Tiller Extensions EA Handle Style00 products
- Spinlock Tiller Extensions EJ Style00 products
- Spinlock Tiller Steering Straight Extensions - Spinflex Joint00 products
- Spinlock Winch Feeders00 products
- Tylaska00 products
- Wichard00 products
599
Sailutions
Sailutions provide innovative and practical solutions for boaters, including services and high perfo
Sailutions
updated their status.
5 days ago
This content isn't available right now
When this happens, it's usually because the owner only shared it with a small group of people, changed who can see it or it's been deleted.
Sailutions
updated their status.
5 days ago
This content isn't available right now
When this happens, it's usually because the owner only shared it with a small group of people, changed who can see it or it's been deleted.
Sailutions
updated their status.
2 months ago
This content isn't available right now
When this happens, it's usually because the owner only shared it with a small group of people, changed who can see it or it's been deleted.3 months ago
coming soon...![]()
This month, I am planning to tour some yacht clubs in so. cal. to present the VG to those interested...
... See MoreSee Less
Les 40 skippers du Vendée Globe dévoilés !
youtube.com
4 months ago
Some of our rigging work in September...
... See MoreSee Less
Reviews
There are no reviews yet.