50mm Sprenger Ball Bearing Block with Eye Strap and Spring

The 50 mm Sprenger ball bearing block with eye strap and spring is mounted on deck via an eye strap. The spring holds the block upright so the sheet runs cleanly even under light load. It takes rope up to 12 mm.

Features

• With eye strap and spring
• Sheave 50 x 14 mm in UV-resistant plastic
• Ball bearing: race and balls in stainless steel
• Stainless steel reinforcing strap with red dot, marked 12 (mm rope diameter)
• Orbital riveting: no sharp burrs
• Side plates in UV-resistant plastic
• Low weight, made in Germany