Spank oozy trail 345 mtb rimthe 345 trail rim aims to provide a rim that is wide enough to meet current demands but still keep the weight down with an internal width of 31 5mm this rim gives a tyre a grip enhancing squared profile and makes full use of the tyres tread design the oohbah technology is a unique feature found on spank rims and wheels the central section of the rim is traditionally slightly curved or flat on most rims but the oohbah design features a wave like pattern in the ce