HPLC 4-Stack Fastener Kit, Gray, Used For Secure HPLC With Base Buckles To Countertop And Equipment Buckles To Four Stacked Components On Both Sides, Includes Two Fastener Assemblies: (2) 2 in X 2 in Countertop Buckles With 3M(R) VHB Adhesive, (8) 1 in X 2 in Equipment Buckles With 3M VHB Adhesive, (2) 20 in Coated Locking Straps, (8) Surface Prep Pads, Instructions