A light weight clincher wheelset with milled alloy rims and a momag inner profile to eliminate rim tape and reduce rotational mass racing 3s feature an oversized drive side flange and a 21 spoke ratio for quick handling out on the tarmac technology differentiated rim heights 24mm at front for optimal manoeuvrability 30mm at rear for optimal power transfer fulcrum 21 spoke ratio on rear wheel double the number of spokes on the drive side for greater wheel stability and improved power t