Karver Composite K-Block 8mm (5/16) Dia. 50mm Spar Parts Optimist Control line applications on larger

Control line applications on larger yachts

Ronstan Series 75 Single Ratchet Block

Rubber buffers for reduced vibration and to lift pivoting shackles away from car body for quick access

yet-to-be spliced loop

Schaefer 8" Aluminum Cleat

Karver Composite K-Block 8mm (5/16) Dia. 50mm Spar Parts Optimist Control line applications on largerProduct Description Karver Composite K Block 8mm (5 16) Dia. 50mm The standard Karver blocks are assembled with rollers and balls bearing ensuring a very low friction. These blocks are ideal for applications, where a line under high load must run for a long distance. Model: KB8 Working load: 600 Kg (970 lbs.) Weight: 50 g (1. 42 oz.) Line diameter: 10 mm (5 16") Sheave diameter: 28mm Block diameter: 60 mm (1 31 32")