HGR20 Linear Guide Rail 1500 mm High Precision, Smooth Performance, Complete Kit This comprehensive linear guide rail set includes two 1500 mm (59") HGR20 rails, four slide blocks, and a RM1605 ballscrew kit. Crafted from premium steel, it ensures durability and extended service life. Experience smooth, precise movement with minimal wear and noise, making it ideal for enhancing your CNC routers, lathes, and mills. 1500 mm HGR20 Linear Guide Rails Premium Steel Construction Exceptional Linear Motion Performance Effortless Assembly Key Features Broad Application Range: Perfect for automation machinery, precision measurement devices, and other equipment requiring precise linear motion, this CNC linear rail set is versatile and adaptable. Durable Steel Build: Constructed from robust carbon steel with GCr15 bearing steel linear bearings, this guide rail system features chrome plating for enhanced corrosion resistance and a hardness rating of up to HRC62, ensuring durability. Simple