Rigid Caster Size: 37 x 19 x 34mm/1.5" x 0.75" x 1.3"(L*W*H); Rubber Wheel Size: 25 x 13mm/1" x 0.51"(D*T)

Mounting Hole Distance: 29mm/1.1"; Hole Dia.: 4mm/0.157"

Main Material: Metal, Rubber; Max Load bearing: 10KG/22LB for each

Wide Application: Quiet and hard-wearing, perfect casters for small equipment and small space furniture. Ideal for small machinery, furniture and goods shelf. Safe on carpet, concrete, tile and wood surfaces.

Package Content: 20 x Rigid Non-Swivel Wheel; 40 x Screws (M4 x 16mm Length); Comes with screws for easy install.