Ronstan Series 15 Single BB Upright Lead Block Tylaska Clevis Bail Snap Shackles Use with 5 series adapters

Use with 5 series adapters for a variety of applications

5 oz (128 g)

Delrin sheave on plain bearing allows for smooth operation and high static safe working loads

From maxi boats

Ronstan Series 15 Single BB Upright Lead Block Tylaska Clevis Bail Snap Shackles Use with 5 series adaptersProduct Description Ronstan Series 15 Single BB Upright Lead Block Features: Smallest and lightest ball bearing block available Precision moulded acetal sheave running on stainless steel ball bearings provide high performance & low friction Single loop head blocks include an O ring to separate running line from head lashing or fixing Specifications: Sheave 5 8 in. (15mm) Max. Rope 3 16 in. (5mm) M. W. L. 260 lbs. (120 kg) B. L. 1210 lbs. (550 kg)