MR15 15mm Mini MGN15 Linear Guide Rail Length 450mm With Linear Block MGN15H Carriage For 3D Parts

الوصف

1.Brand New 2.Material:Gcr15 steel or 45#steel 3.Hardness :58-65 4.Precision:g6-g5 5.Roughness:Ra0.4-0.8 6.Hard belt depth:2mm-3mm 7.Length:according to your requirement 8.Roundness:does not surpass 0.003mm