Our OBD Mini Stainless Invert Pulley Block is the smallest and lightest ball bearing block available. High quality mini 15mm stainless pulley is ideal for rigging lines on your invert roller speargun. Suits single or mulit-band configurations and will take high loads.

Precision moulded acetal sheave running on stainless steel ball bearings provides high performance and low friction.

Sheave holds lines up to 5mm in diameter and pulley has a maximum working load of 260kg.

• Sheaves: UV stabilised acetal.
• Ball bearings: Stainless steel.
• Cheeks & head fittings: Grade 316 stainless steel.

Comes in a choice of 3 fixing options:

1. Loop O-Ring: Single loop head blocks include an O-ring to separate running line from head lashing or fixing.
2. Cheek Mount: Cheek block features lateral screw supports for improved mounting stability, perfect for wood and carbon builds.
3. Swivel & Shackle: top features a rotating head and includes a 3mm stainless U-shackle for fixing.