This 5 In 1 valve spring compressor kit enables you to fit valve springs correctly and allows safe and easy compresion, suitable for smaller engines and motorcycles. The Kit Includes: 1 X Spring compressor C-Clamp. 5 X open sided adaptors: f 16mm, 19mm, 23mm, 25mm & 30mm. 3 X extension screws: 70mm, 110mm and 120mm length. 1 X compression bar. 1 X telescopic magnetic pick. 1 X tweezers. Ideal for Cars, Vans, Motorcycles and small Bore Engines.