Shop / Hoist Parts / Challenger Self Locking Set Screw “Rotary 6-1/2″ Bronze & TFE Bearing Ring” has been added to your cart. View cart Challenger Self Locking Set Screw$1.29 In stock Challenger Self Locking Set Screw quantity Add to cart SKU: TH-7234-310 Category: Hoist Parts Related products Mohawk Seal Kit Power Unit Column Cylinder $248.33 Add to cart Din Connector 220V RAC Plug $346.00 Add to cart Air Motor Assembly $778.00 Read more Overhead Hose $351.50 Add to cart