RockShox Dust Wiper Kit If the seals on your fork are sliding roughly or have become damaged, then the RockShox Dust Wiper Kit will restore your fork so it can run at its best. The kit includes foam rings and the dust wipers. Features: Includes 32mm flangeless ultra-low friction SKF dust wipers as well as 4mm foam rings Kit will have service parts for one fork Specifications: Compatibility: 2017+ Reba/Bluto/RS-1/SID B1