Shop / Hoist Parts / A.L.M. 4 Post Sheave “Challenger 8-1/2″ Bearing” has been added to your cart. View cart A.L.M. 4 Post Sheave$387.14 In stock A.L.M. 4 Post Sheave quantity Add to cart SKU: TH-7151-48 Category: Hoist Parts Related products Overhead Hose $351.50 Add to cart Hex Head Bolt 5/16″-18 UNC x 3 $10.00 Read more Challenger 8-1/2″ Bearing $236.75 Add to cart Challenger Lock Release Air Cylinder $802.79 Read more