HPLC 2-Stack Fastener Kit Gray Used For Secure HPLC With Base Buckles To Countertop And Equipment Buckles To Two Stacked Components On Both Sides Includes Two Fastener Assemblies (2) 2 in X 2 in Countertop Buckles With 3M(R) VHB Adhesive (4) 1 in X 2 in Equipment Buckles With 3M VHB Adhesive (2) 12 in Coated Locking Straps (4) Surface Prep Pads Instructions