ROCKSHOX 50 HOUR SERVICE KIT REAR ROCK SHOCX SUSPENSION PART ROCKSHOX DUST WIPER KIT 35MM FLANGELESS ULTRA LOW FRICTION SKF part name: ROCKSHOX 50 HOUR SERVICE KIT REARpart make model: ROCK SHOCXSUSPENSION PART ROCKSHOX DUST WIPER KIT 35MM FLANGELESS ULTRA LOW FRICTION SKFbike part approved: