In need of a frame to build up a light carbon mountain bike for those 4 feet 2 inches to 4 feet 9 inches? This junior mountain bike for 24 inch wheels is for you! This frame makes it possible for you to build a sub 20 ib bike making a bike far more maneuverable and playful for your little shredder Product Specs : Material: 100% High-Quality Toray T800 Carbon Fiber. Wheel-size: 24 Bottom Bracket: BSA English Threaded 68mm Size: 13 inch Weight: 900g Finish: Matte UD or see Customer Colors Brakes: 160mm disc Head-tube: 1-1/8 1-1/2 (Headset included) Seat-post Size: 31.6 Clamp size: 34.9 (Included) Spacing: 9x135 QR Frames generally arrive in 15-30 days at your door. Custom paint can add 1-3 weeks to processing. For more details about shipment, see our Shipping and Returns page at the bottom of the site under Support.