The durable Cobra 20" BMX bike is built with sealed front and rear hubs for less maintenance and a smooth ride. The Atom series 3-piece tubular chromoly cranks, aftermarket Eastern Riblet grips, Atom pedals, and Eastern tires give it that pro look and feel. Designed with a strong hi-tensile steel frame for long-lasting durability. FRAMEHi Tensile Steel Cobra 20"Top Tube Size: 20"BB: AM Loose BallHeadtube: AheadsetChainstay Length: 13.38"Clamp: Integrated with Frame BARS Hi-Ten 8.5"Upsweep/Backsweep 12⁰/1⁰ FORKCobra - Chromoly Steerer with Hi-tensile steel Tapered legs, 3/8" dropouts Fork Rake: 28mm HEADSET Aheadset STEM Forged Alloy Top Load Stem GRIP Eastern Riblet Grips CRANK 3-Piece, Tubular Heat-Treated Chromoly, Bolt for Sprocket, Pinch Bolt with 8-Splined Spindle, 170mm 28.6mm Round Arm BOTTOM BRACKET American Loose Ball CHAINWHEEL Eastern Phorcys, Cold Hard Steel, 25T CHAIN KMC Z510 1/2 x 1/8 PEDAL Eastern Atom Plastic Pedal with 9/16" Axle FRONT BRAKE N/A FRONT LEVER N/A REAR BRAKE U-Brake, Forged Alloy, Wide Body, Grey Brake Pads REAR LEVER Forged Alloy Lever BRAKE CABLE [S] LINEAR SADDLE Padded Seat with Railed Supports POST Steel 200mm FRONT HUB Sealed Bearings, Forged Alloy Shell, Drilled for 36 Spokes, 3/8" Chromoly Axle REAR HUB Sealed Bearings, Forged Alloy Shell Drilled for 36 Spokes, 14mm Chromoly Axle FREEWHEEL 9 Tooth Sealed Driver with Hub FRONT RIM Alloy, Single Wall, Drilled for 36 Spokes. For 20" Tires REAR RIM Alloy, Single Wall, Drilled for 36 Spokes. For 20" Tires SPOKES 14 Gauge with Brass Nipples FRONT TIRE 20 x 2.3 *Specs subject to change REAR TIRE 20 x 2.3 *Specs subject to change PEG none