For 2021 Stolen give you great updated geometry and strength where you need it. 25x9t cassette, 3 - piece 4130 chromoly Zeus cranks, Stratos XS stem and Fiction Troop tyres makes this bike the obvious choice. ###section### Product Specs FRAME MATERIAL: 1021 Hi Ten WHEEL SIZE: 16\" TOP TUBE LENGTH: 16.25\" CHAIN STAY LENGTH: 11.25\" HEADTUBE ANGLE: 74° SEAT TUBE ANGLE: 70° FORKS: 1020 HiTen Steel w/ Tapered Legs & One-Piece Steerer BARS: TIG Welded, HiTen Steel, 7.25\" STEM: Fiction Spartan XS, 40mm HEADSET: Standard 1 1/8” Threadless BRAKE MOUNTS: Welded BRAKES: APSE U25 Alloy U-Brake FRONT HUB: Unsealed 3/8” Axle FRONT RIM: Fiction Trojan Alloy (Single-wall) REAR HUB: 6061 Alloy Cassette w/ 14mm Chromoly Axle REAR RIM: Fiction Trojan Alloy (Single-wall) TYRES: Fiction Troop 2.30” SPROCKET: 25T CRANKS: Fiction Zeus 3pc Tubular 4130 Chromoly, 8 Spline w/ Chromoly Spindle, 140mm BB: Unsealed American PEDALS: Wellgo Mini PC SEAT: Padded w/ Rails for Adjustment GEARING: 25/9 WEIGHT: 22.15lbs ###section### Product Highlights Smaller 16\" Wheels - The Perfect fit for for 5-8 years olds (3ft - 3ft 6 / 90cm - 105cm) Specifically designed for the smaller rider, just starting out in BMX Strong Hi-Ten Steel Frame Adjustable Railed Seat Semi Sealed Rear Cassette