Rift ES20D and ES24D Axle Converter kmc the Box Five Crankset delivers

the Box Five Crankset delivers strength and simplicity with cold-forged aluminum arms and a square taper spindle

Short DescriptionThe Box Number Plate is built to withstand the toughest BMX races

Embossed Graphics

Designed for elite BMX racers seeking maximum stiffness and power transfer

Engineered for BMX track use with a sleek

Rift ES20D and ES24D Axle Converter kmc the Box Five Crankset deliversConvert your Rift ES20D or ES24D frame from a standard 10mm rear dropout to a 12mm or 15mm thru axle setup with this no fuss converter kit. Engineered for a seamless fit with 147mm axles (sold separately), it ensures your frame is ready for high performance BMX racing hubs. Product Highlights Specifically designed to upgrade Rift ES20D and ES24D frames Converts 10mm dropouts to accept 12mm or 15mm thru axles Simple, reliable installationno