403-101-12R – Selden Ball Bearing 30mm Single Block: Stand Up Technical features of the 30mm Selden 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: 30g