Proper microlite front bmx wheelthis wheel features a male 7075 alloy axle and double walled rim both are lightweight and very sturdy to help keep the weight down the rim has been drilled out and the hub shell has been cnc machined features 10mm 7075 male alloy axlecnc machined hub shell36 spokesdouble walled rimtwo high quality sealed cartridge bearings buy proper bmx wheels tyres from chain reaction cycles the worlds largest online bike store