SIZE SPECIFICATIONS: 2 sizes for choice: 2in/3in, 3 types for choice: U-type, V-type, H-type.
STAINLESS STEEL MATERIAL: The groove casters are made of 201 stainless steel which has higher strength, better capability of resisting rust and corrosion.
QUIET SLIDING: Two rolling bearings built in the groove wheel can reduce the friction with the wheel for stable and quiet sliding.
WIDE APPLICATION: The plate caster can be used to inverted track, yard gate, rolling gate, patio sliding gate, industrial machines, wire rope rail device, factory door, etc.
WARM TIPS: Item size has been marked in the picture in detail, please kindly check it before you purchase. If there is any problem, welcome to send us the email. Thank you.