Mode:PROBE V4.  2 pc per set.              

Parts:M10x40 screw,nut and spring gasket all 3 pcs. 1 hole,2 holes and 4 holes white washer all 1 pc.∮52×150 ripple pipe 1 pc. Down-pipe 02 holes cover 1 pc.

Material:∮42,48,51×1.5 stainless steel. Thickness:10mm, 12mm low carbon,chrome plated.