Description

Ronstan Series 15 Ball Bearing Block with Hook

A lightweight yet strong block with a single 15mm sheave, stainless steel cheeks, and a 4.6mm (3/16″) diameter pivoting hook.

Features:

• Smallest and lightest ball bearing block available.
• Precision moulded acetal sheave running on stainless steel ball bearings provide high performance & low friction.

Specifications:

• Max. Rope diameter (in): 3/16
• Sheave diameter (in): 5/8

Materials:

• BB sheaves: UV stabilised acetal.
• Ball bearings: Stainless steel.
• Cheeks: Grade 316 stainless steel