Ronstan Ball Bearing Orbit Blocks Series 30 Single & Becket Swivel Self-lubricating Nylatron Sheave waterpumpkey Suits both 3/8" and 1/2"

Suits both 3/8" and 1/2" inlet connections

and provides the final connection from the block to the load point

Ford Windsor Gasket

10mm  -  200mm  -  300mm  -  860kg

Ronstan Ball Bearing Orbit Blocks Series 30 Single & Becket Swivel Self-lubricating Nylatron Sheave waterpumpkey Suits both 3/8" and 1/2"Lightweight Highest working load in its class Secure, versatile attachment Low profile and compact Ultra low profile thru sheave becket Low friction 2 stage ball bearing system provides consistent performance over the full working load range. SP versions feature a Nylatron sheave suitable for both rope and wire Ball Bearing Orbit Blocks boast the highest strength to weight ratio available. This is achieved through all composite reinforced polymer