Ronstan Ball Bearing Orbit Blocks Series 30 Clew ring ronstan stand-up base - suits series 70 ball bearing ratchet orbit blocks GPS is based on speed

GPS is based on speed over ground

With a heavy duty motor built to withstand the tough marine environment

(1)    1/2" BSP female thread 140mm high 90mm wide 55mm bowl diameter

2 x Bearings

Ronstan Ball Bearing Orbit Blocks Series 30 Clew ring ronstan stand-up base - suits series 70 ball bearing ratchet orbit blocks GPS is based on speedLightweight 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