Description Are you looking for a professional, yet reasonable 2-wheel trolley assembly? Are you in search of a sturdy, trustworthy accessory that can do multiple jobs at once? If yes, look no further Our sliding door roller must meet your needs, this 2-wheel trolley assembly is one of the best choices for you. Features -Color:Silver -Material:Steel -Size:6.20X2.50X2.20cm/2.44X0.98X0.86in Bearing ability: 50kg Screw hole: 8mm - Double bearings design, smooth sliding. 50KG bearing ability, suitable for various door types. - Cable trolley for enhanced load-bearing capacity. 8mm screw hole, easy to install. - This solid steel bearing allows trolley assembly stay in the rail. - Made of solid steel material for impact resistance. The surface is galvanized to ensure rust resistance. - Special design and fine craftsmanSHLP, the best replacement for your old, broken one. Package list: 1 x Sliding Door Roller