Presentation packaging, anodised aluminium, length 120 mm High-quality shim for adapting seat tube-Ø to the outer-Ø of a seat post, with 2 slots "G.Shim shimDoes your seat post not fit in the frame? With the "G.Shim" shim from BY.SCHULZ, frame tubes can be adapted to the outer dimensions of thinner seat posts. The shim is manufactured with an oversized fit and has two slots. This ensures it stays in the frame tube and not on the seat post when the seat post is removed. It is made of high-quality anodised aluminium and is available in seven different diameters. Diameter 33.9 mm Thickness 2.20 mm Main colour black Reduce to 30.90 mm Type/kind Article Version shim