1PCS 4 * 11 * 4 Polyurethane Material with Rubber Coating 684RS, Hole Diameter 4mm, Wheel Diameter 11mm, Thickness 4mm, with Bearing Steel 684RS.
Description
Bearing
Load capacity: 30kg
Material: plastic
Model: 4*11*4
Origin: Mainland China
Type: door pulley
684ZZ bearing hole: 4mm
Drum diameter: 11mm
Roller thickness: 4mm
684ZZ bearing material: bearing steel
Covering material: Polyurethane (PU)
hardness: 85A
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