Technical features of the Selden 30mm Ball Bearing Block:

• Stainless steel ball bearing races, stainless steel ball bearings and glass fibre reinforced sheave for best strength even under high dynamic loads.
• Acetal bearing cage to prevent ball-to-ball friction and to reduce weight.
• Composite, 50% Glass fibre and 50% Polyamide.
• Specification:
• Sheave Diameter: 30mm
• Safe Working Load: 200kg
• Breaking Load: 400kg
• Max Line: 8mm
• Fixings: 4mm
• Weight: 22g