Genuine HT spare/option part.Replaces FG 7087/02.Fits all FG shocks, Carson 2WD and many other 1/5 and 1/6 scale models. There are replaceable bushings.Dimensions:Length overall: 27 mm, about 22 mm to to center of bushingThread for shock shaft: M4Bushing inner diameter: 4 mmContents:2 pieces