The Baorunjia hose stopper ball is an essential component for maintaining the optimal function of your retractable air hose reel. Its robust design prevents the hose from retracting too far, reducing wear and tear mechanism. This stopper ball is good for use in workshops, garages, and other settings where air hoses are frequently used. Features -Color:Black -Material:Rubber -Size: 7.00X7.00X2.00cm/2.75X2.75X0.79in -Durable rubber construction: made from solid rubber, this hose stopper offers excellent durability and resistance to industrial wear and tear. -Automatic hose retraction: the auto retractable design simplifies hose management, making it more efficient and less laborintensive. -Collision protection: the bumper ball design helps prevent damage to the air hose reel by absorbing impacts and reducing collision risks. -Versatile use: compatible with 1/4 inch air hoses, this stopper is suitable for various industrial applications. -Meticulous craftsmanship: expertly designed and manufactured to ensure a precise fit and optimal performance, enhancing the overall functionality of your air hose reel Package list: 2pcs tube reel Stopper Ball