Package includes : 17"x3.5 front wheel with 36 spokes , 17"x5.0" rear wheel with 36 spokes, complete wheels sets. Wheel hubs,spokes,axle spacers,bearings,seals all including, all pre-insatalled. Net weight : 24.0 lbs.
RIMS Specification : Rims made from 7075 alloy aluminum materail, three-stage heat treatment process for the highest available strength,this is true aircraft quality material, each rims passed tensile strength test,compressive strength test and hardness test.
Hubs Specification : Billet aircraft aluminum alloy 6061 material , T6 standard heated treatment, aircraft lighter material and material heated treatment ensure the material have highest density and highest strength. High perfermance than cheap casting hubs.all hubs CNC milled with 5 axles CNC machines.
Spokes Specification: Mn 65 spokes,all the spokes passed tension test, better elasticity than stainless steel,since stainless steel easy broken and crack.
DETAILED MODELS & YEARS in the following description. PLS confirm the model of bikes carefully before buying, to avoid buying the wrong.