MRP - You asked for it - Better Boost Adapter Kits for Chris King hubs are ready! These feature precisely-made, but simple to install, press-fit end caps that add 5mm to each
NOW8 Conversion Kit Boost Adapter Front Center Lock | 15x110 Boost, 29,50 €
MRP Better Boost Adapter Kit DT-350 Centerlock from BikeBling.com