10pcs LM12UU 12mm Linear Bushing Linear Bearings CNC parts 3D printer

Description

Linear Bearing for CNC parts,3d printer parts
Item No. LM12UU,LM12
Packing detail : 10pcs/lot
Material:
Housing : Gcr15 steel, harden
Ball:Chromium steel Gcr15, heat treatment, hard chrome plated
Cage:Engineering plastics
Main dimensions:ID:12MM,OD:21MM,Length:30MM