Schaefer 1 1/2" Double Sheave Bridge Control Port SCHAEFER DELRIN BLACK SHEAVES providing high levels of durability

providing high levels of durability without sacrificing any stretch or flexibility

Bearings and thrust washers: Propertary self-lubricating composite

Schaefer Double Stainless Steel Block

5m) Lyf'Safe Jackline

Stainless Steel Base

Schaefer 1 1/2" Double Sheave Bridge Control Port SCHAEFER DELRIN BLACK SHEAVES providing high levels of durabilityProduct Description Schaefer 1 1 2" Double Sheave Bridge Control Port Bridge track Control Block. Works with Schaefer 1 1 2" Traveler Bridge Track. Control sheaves feature Delrin(tm) ball bearings for low friction. Specifications: Length: 5 1 4 (133mm) Width: 3 3 16 (81mm) Height: 2 13 32 (61mm) Weight: 2 lbs. (907g)