7. 48mm Complete shim kit. 1. 20mm-3. 50mm in 0. 05mm increments with 3 shims in each size, Perfect for all your valve maintenance needs. Forged from 4140 steel, Laser etched size on top of shim for quick easy identification, 1-Year . For Models: 2007 - 2018 Honda CRF 150R Bike, 2007 - 2018 Honda CRF 150RB Bike, 2013 - 2018 Honda CRF 250L Bike, 2004 - 2017 Honda CRF 250R Bike, 2004 - 2017 Honda CRF 250X Bike, 1988 - 1990 Honda NX 250 Bike, 2004 - 2018 Kawasaki KX 250F Bike, 2004 - 2018 Suzuki RMZ 250 Bike, 2001 - 2013 Yamaha WR 250F Bike, 2008 - 2018 Yamaha WR 250R Bike, 2008 - 2011 Yamaha WR 250X Bike, 2001 - 2013 Yamaha YZ 250F Bike.