Product Description Compatibility:front wheels with Chris King ISO LD/SD hub and 15 x 100 mm over locknut dimension and 6-bolt brake rotor mountFeatures:converts Chris King ISO hubs with 15 x 100 mm over locknut dimension (non-boost) to 15 x 110 mm over locknut dimension (boost)adapter with two end caps for the most central position possible of the wheelsimple assemblyManufacturer Number:WB-17-5206 Contents:1 x MRP Better Boost adapter2 x end caps6 x bolts Manufacturer: MRP 580 N. Westgate Dr. Grand Junction CO 81505 USA info@mrpbike.com Distributor: everyday26 Siedlerstr. 22 84109 Wörth Germany info@everyday26.de