HGR 15-4000 WERB | Linear Motion Guide RailWERB HGR 15 4000 Linear Guide Rail, 15 mm Width, Full 4000 mm Length The WERB HGR 15 4000 linear guide rail is a 15 mm wide rail supplied as a single, full length 4000 mm piece for long travel light duty axes. It is matched with WERB HGR 15 series guide blocks to provide smooth, accurate motion over a continuous 4 meter stroke. As the authorised WERB linear motion supplier in Pakistan, Abdul Traders keeps HGR 15 4000 rails available for compact CNC