Reelcraft Adjustable Hose Bumper Stop for 1/2" ID Twin Welding Hose - For Series 3100T, 4800T, and TH80000 Reels. Made of solid-molded rubber, assuring a long life and nonslip grip, hose bumpers allow the desired length of hose to be permanently stored outside the reel. Hose bumpers are included on reels purchased with hose.