The sleeved 24mm low profile alloy rim of the bracciano 650c offers the perfect mix of low rotational mass and strength laced with pro lite39s stainless steel spokes which are made from sandvik stainless steel and are up to 30 stronger than any other spoke on the market the bracciano hubs are renowned for super low rolling resistance and impressive power transfer spinning on japanese ezo angular contact bearings you end up with the most amazing low rolling resistance wheels you can get y