K Tech Shock Absorber Piston Rod Lowering Washer, WP 50mm (12mm I D 2mm) 211 451 020, K TECH SUSPENSION Muffler Packing YFM350 Raptor 04 13 blue YFM350 Raptor 04 13 Ergonomic Cut Designed for Performance: Featuring an ergonomically engineered racing cut with an optimized multi panel pattern delivering a second skin feel and providing premium freedom of movement and superior mobility All parts are designed to the exact standards as all other K Tech products using over fifteen years of competition expertise to provide High Performance Tuning Parts K Tech front fork and shock absorber tuning parts are designed to help suspension technicians to improve the performance of original equipment products