1PC Industrial Sliding Door Pulley Steel Hardware Tools, Hanging Rail Channel Wheel Accessories H2 H3 ,Easy to Install

Precision bearing steel ball accuracy/hardness/wear resistance and pressure resistance Smooth smooth no jamming Low noise/no effort/easy pulling High strength, strong bearing Low noise, Rust resistance,You may also like Sliding Barn Door Rail Kits, Y Shape Roller Hanger Door Hardware Track With Upgraded Nylon Bearings Stable And Sturdy ,Easy to Install.