Coxreels 131 Ball Stop for Spring Driven Reel, fits 1/4” Hose, 1/2 O.D. : : Tools & Home Improvement

16mm diameter hole in the middle, consisted of 2 half circles and connected with screws and nuts. Fit for 3/8” ID hose reel and hose with 14-16mm

Ball Stopper for 3/8 ID Spring Driven Air Hose Reel, Adjustable Hose Bumper for Auto Rewind Retractable Hose Reel Need to Screw Tightly

Dixon Reelcraft 80000 Red Aluminum Spring Driven Air and Water Hose Reel With Hose, 50' Length, 3/4 ID: Air Tool Hose Reels: : Tools & Home Improvement

Coxreels 430 Ball Stop for Spring Driven Reel, fits ¾” Hose 3 ½” OD X 1” ID: : Tools & Home Improvement

Coxreels EZ-SL15L-L135 Safety System Side Mount Spring Driven Hose Reel 1/4: : Tools & Home Improvement

Adjustable solid rubber hose ball stop for spring driven reel 5 Outside Diameter 1-9/16 Inside Diameter Includes steel hardware

Coxreels 20214 Hose Ball Stop for Spring Driven Reel, fits 1 ID Hose.

Coxreels Ball Stop for Spring Driven Reel 2-1/2 OD x 3/4 ID 131-4-SS

Hose, Cord & Cable Reels

Woods 48004 14/3 SJTW Metal Extension Cord Reel with Locking Plug

Dixon 2-HR1005 Adjustable Hose Bumper Stop, 1/2 Hose ID, 0.750

Coxreels 131 Ball Stop for Spring Driven Reel, fits 1/4” Hose, 1/2 O.D.: : Tools & Home Improvement

HOOTSUM Ball Stopper for 3/8 ID Spring Driven Air Hose Reel, Adjustable Hose Bumper for Auto Rewind Retractable Hose Reel Need to Screw Tightly