VEVOR Linear Rail Slide, 2PCS 20mm x 1000mm, Linear Bearing Slide Set with 4PCS Block Bearings SC20UU 4PCS Shaft, Support Linear Shaft CNC Parts Kits for Electronic Equipment Guide Bar is up for auction in Industrial & Scientific. The current bid is $3.00, 91% below the $34.13 MSRP, in As Is condition. This auction has ended — similar items appear in live auctions regularly.