Shop / Hoist Parts / Lock Release Valve – Hunter “Challenger 8-1/2″ Wiper” has been added to your cart. View cart Lock Release Valve – Hunter$556.11 Out of stock SKU: TH-20-1476-1 Category: Hoist Parts Related products 3/8″ Spring $4.03 Add to cart Challenger Lock Release Air Cylinder $802.79 Read more 3/8 x 1 1/4 Spring $10.00 Add to cart Rotary 6-1/2″ Bronze & TFE Bearing Ring $201.44 Add to cart