Wichard 72120 Ball bearing blocks / sheave 35 / single / cheek - bolts 5 mm dia 74438 The bases are counterunk drilled

The bases are counterunk drilled

boom vangs

Mounting hardware included

Shaft is angled 30 degrees

Lightweight Clevis Pin Shackle

Wichard 72120 Ball bearing blocks / sheave 35 / single / cheek - bolts 5 mm dia 74438 The bases are counterunk drilledThe Wichard 72120 is a single ball bearing block with a 35 mm sheave, designed for smooth, low friction rope handling on performance sailing rigs. Built tough with a 5 mm forged shackle and a 320 kg working load. Specifications Weight: 42 g Sheave diameter: 35 mm Shackle diameter: 5 mm (forged) Length: 52 mm Width: 37 mm Thickness: 20 mm Working load: 320 kg Breaking load: 300 kg Rope size: 89 mm