Three Pack 300mm HGR20 HGH20 Linear Sliding Rail Guide Kit With Four HGH20CA Carriages And RM1605 Ball Screw Set For DIY CNC Machines Pro Grade Smooth Glide Heavy Duty Build Precise Alignment And Easy Install

Three-Pack 300mm Linear Guide Kit with RM1605 Ball Screws
✔️ Three-pack bundle: rails, four HGH20CA carriages, nut, end supports, coupler

This precision kit provides a compact linear slide unit with smooth, accurate motion for DIY CNC machines, automation setups, and robotics projects. Built on carbon steel rails with bearing steel components for reliable, long-lasting performance.

✅ 300mm (11.81in) HGR20 rails x2 offer a sealed ball bearing path
✅ Four HGH20CA carriages deliver stable guidance and load capacity
✅ RM1605 ball screw set with nut, BK12, BF12 end supports
✅ Coupler included for easy drive connection and precise alignment
✅ Tolerance ±0.5mm ensures precise alignment

💡 What is a linear guide kit used for in DIY CNC and automation projects?

A handy setup for precise motion and load handling across machine axes. - enables smooth motion on X/Y/Z axes - supports repeatable positioning for cutting or milling tasks - reduces friction and wear with sealed bearings - easy to install and upgrade hobbyist and workshop rigs