10Pcs SMR74-2RS SMR74 RS 4x7x2.5 mm ABEC7 Stainless Steel hybrid Si3n4 ceramic bearing 4*7*2.5 Without Grease Fast Turning
Description
Bearing
Hign-concerned Chemical :
Surface Roughness : Ra 0.2
Torque Capacity : Not Defined
Structure : Deep Groove
Model Number : SMR74 2RS
Material : STAINLESS STEEL