*THIS IS A WELD TOGETHER KIT* Made from 42.2 mm outside diameter mild steel tubing 2.6 mm thick this is STANDARD KIT design 2 rock slider kit that includes 2 x straight pieces of tubing at desired length that you choose ( inner rail ) 2 x bent pieces of tubing to suit the desired length that you choose ( outer rail ) Inner tubing is included and is determined by the design of the slider. Please see image for design reference. 2 x 200 mm long tubing notched on one end at 90 degrees that goes from main slider to chassis bracket 2 x 280 mm long tubing notched on one end at 90 degrees that goes from main slider to chassis bracket 2 x 350 mm long tubing notched on one end at 90 degrees that goes from main slider to chassis bracket 4 x 2 mm thick end caps for the end of the straight tubes ( inner rail ) *IF YOU CHOOSE TO PURCHASE THE UNIVERSAL MOUNTING KIT* Universal chassis bracket that is made to suit square / rectangle box 4x4 vehicle chassis rails these Universal Chassis Brackets will suit any box chassis with a range from 100 mm to 200 mm in height and up to 150 mm in width these brackets are made from 50 mm wide x 5 mm thick mild steel plate, laser cut for precision this Universal Chassis Bracket mounting kit is a set of 6 which includes 6 x L brackets with slots cut into them 6 x straight brackets ( to be welded to the L bracket ) with a slot cut into them 12 x rectangular plates with a hole cut into them ( to be welded to both the L bracket and straight bracket ) 6 x 200 mm long x 12 mm high tensile zinc plated bolt ( to be cut down to the length required for your chassis ) 12 x 12 mm zinc plated washers 6 x 12 mm lock nuts 6 x steel gusset stiffener plates with 90 degree bends at 80 mm x 80 mm x 4mm thick. Has a 5 mm x 5 mm corner cut out for easy fitment and Laser cut for precision