Selden 80 Roller Bearing Block – Single Backstay/Halyard

Low resistance at high, dynamic loads are the main characteristics of Seldén Roller Bearing Blocks (RBB). The ability to easily release a highly loaded backstay tackle, german sheeting boom, a spinnaker halyard or a kicker tackle makes for fast, safe and uncomplicated maneuvers. You will find yourself focusing on what really matters. Boat speed.

• Designed for high load, dynamic applications
• Machined, black anodised aluminium cheeks and Torlon® roller bearings.
• PA washer insulates stainless from aluminium to prevent corrosion.
• The shackle features a Dia. 6/8 mm body and Dia. 8/10 mm pin, a strong and lightweight combination.
• The swivel pin is hollow and chamfered to reduce weight.
• Acetal ball bearing stabilize the sheave when subjected to side loads.

Our Part # SEL40820103R | Selden Part # 408-201-03R