HGR20 HGR15 CNC Square Guide Linear Rail 2PCS ANY LENGTH + 4PCS HGH15CA / HGH20CA Slide Block Carriage for CNC Router Engraving

Package included:
2 x HGR Linear Rail + 4 x HGH-CA Slider Block
HGR15 Linear Guide Rail
Guide Rail Height: 15mm
Guide Rail Width: 15mm
Fixed Bolt Size: M4*16 (mm)
HGR20 Linear Guide Rail
Guide Rail Height: 17.5mm
Guide Rail Width: 20mm
Fixed Bolt Size: M5*16 (mm)
Slide Block
Model: HGH15CA / HGH20CA
Block Mounting: Mounting from Top
Note:
1. Please buy with our linear rail together. This carriage can only work with our linear rail.
2. Please allow minor error due to manual measurement. Thank you! Due to the difference between different monitors, the picture may not reflect the actual color of the item.
3. The plastic spacer inside the bearing block should be pushed out by the rail as you install it onto the rail; Removing this spacer prior to installation on the rail can cause bearings to be lost.