Us Sbr20 Linear Rail Set+3 Ball Screw Rm1605-350/650/1050+bk/bf12+coupler CncFine WorkmanshipHeavy-Duty MaterialComplete Linear Guiding SystemSimple InstallationQuiet OperationExtensive ApplicationScrew Diameter: 0.63 in / 16 mm, Screw
Length: 7.87 in / 200 mm, Class: C7, Packing
Size: 44 x 8 x 4 in / 110 x 20 x 10 cm, Linear
Guide SBR20 Length: 11.8 / 23.6 / 39.4 in (300/600/1000 mm), Screw
Pitch (Lead): 0.197 in / 5 mm, Feature: Anti-friction, Ballscrew
Length: 14.8 / 25.6 / 41.3 in (350/650/1050 mm), G. W.: 44 lbs / 20 kg