Spinlock XXB Single Power Clutch 5/16" to 1/2" Material:Silver A - 1 49/64" (45

A - 1 49/64" (45 mm)

Thread - 1" UNF

Fastener Spacing: 1 1/32" (26mm)

Wichard 5 1/8" Long Watertight U-Bolt w/ 15/32" (12mm) Diameter

Ronstan Screw Mount Plastic Bush w/ Stainless Steel Liner & 7/16" Opening Features A - 7/16 in

Spinlock XXB Single Power Clutch 5/16" to 1/2" Material:Silver A - 1 49/64" (45Product Description Spinlock XXB Single Power Clutch 5 16" to 1 2" The XX Range of clutches holds loads 50% higher than any conventional clutch, with smooth and controlled release. The only secure clutch solution for genoa and spinnaker halyards on performance yachts from 35 50 feet Specifications: Rope Range 8mm 12mm (5 16" 1 2") Load 1200kg 2300kg (2640lb 5070lb) Max SWL 2300kg (5070lb) Weight 1. 072kg (2. 36lb) Fasteners 2 x M8 (5 16") Hex Head