4Pcs Shaft Collar Set For Linear Rail SBR20, Clamp-On Shaft Collar With Set Screw 20Mm Bore, 30Mm Od, 10Mm Thickness, Aluminum All In One Shaft Clamping Collars, Anodization
1. Made of quality 6061 aluminum alloy, and surface is anodization, sturdy and durable, shows good …