Reelcraft Adjustable Hose Bumper Stop for 3/8" ID Twin Welding Hose - For Series TH80000, TW80000, 3100T, TH7000, and TW8000 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.