Anti rust light weight aluminum alloy frame Fito Marina alloy 7 speed 26" wheel mens beach cruiser bike bicycle matte gray LIGHT WEIGHT & ANTI-RUST STRETCHED ALUMINUM ALLOY FRAME. NET WEIGHT: APPROX. 33 LBS FENDER SET IS AVAILABLE AND SOLD SEPARATELY. SHIMANO TOURNEY TX-55 7-SPEED DERAILLEUR. SHIMANO REVOSHIFT GRIP SHIFTER. SHIMANO FREEWHEEL. ALUMINUM ALLOY TWIN-BOLT STEM. 26" ALUMINUM ALLOY RIMS. 36 STAINLESS STEEL SILVER SPOKES. FRAME SIZE: 17". LOWERED FRAME FOR MEN BETWEEN 5'2" & 6'0" WEIGHT LIMITATION: 200 LBS. MAX. TIRE PRESSURE: 40 PSI. 85% PRE-ASSEMBLED. JUST NEED TO INSTALL THE FRONT WHEEL, HANDLE BAR, SEAT, AND PEDALS. THE ADJUSTMENTS OF WHEEL, BRAKES, AND GEARS MAY BE REQUIRED. PROFESSIONAL ASSEMBLY SERVICE IS RECOMMENDED.