Check this new 2020 dirt jump bike from GT called La Bomba Pro. It has a lightweight alloy frame which is the highest grade and touch enough for dirt jumping and any bike park. It also comes with a Manitou Circus Expert front forks and pro max hydro brakes for the ultimate in stopping power. All in all this GT dirt jump bike will surely be a really hot product for 2020!
Please note the GT La Bomba does come with a front brake
Frame: GT Dirt Jump 6061 Aluminum, Euro Threaded BB, Disc Brake Mount, Integrated 1-1/8"-1.5" Taper H/T, 15mm Horizontal Adjustable Dropout w/ Integrated Chain Tensioners
Fork: Manitou Circus Expert, coil w/ rebound adjust, 20mm thru-axle dropout, 1-1/8"-1.5" taper AL steerer, pre load adjust
Rims: Alloy double wall, 32h
Hubs: Front: Alloy Disc Body, Sealed Bearings, 32 Hole, 3/8" x 17mm Female Bolt. Rear: Alloy Disc Body, 5pcs Sealed Bearings, 3/8" x 17mm Female Bolt, 10T Cassette, 32 Hole
Spokes: Stainless Steel, 14g
Pedals: GT Low Profile Large Size Platform Design, PP Material, Boron Axle
Crank: GT Power Series Seamless Tubular Cr-Mo 2Pc., 170mm Arms, Cold Forged CR-MO 19mm x 48T Spline Spindle, 25T GT 5mm AL Chain Wheel
Bottom Bracket: Euro Sealed Bearing
Chain: KMC HL1 Half Link
Handlebar: Spank Spoon 785, Alloy 31.8mm, 60mm Rise, 10-degree back, 4-degree up, 785mm width
Grips: GT Super Soft 155mm Single Compound w/ GT removable plug
Stem: GT Jumper 35mm Reach
Headset: 1-1/8"-1.5" Threadless, Steel, Hollow Compression Nut
Brakes: Promax hydro disc, 160/160mm rotors
Brake Levers: Promax Single Finger Hydro
Saddle: GT Pivotal Slim Padded
Seatpost: Alloy Pivotal 27.2 x 200mm
Extras: 10mm Steel Axle Adaptors
Sizes Available: 23" Top Tube
Fork Travel: (F) 100mm
Front Hub: Alloy Disc Body, Sealed Bearings
Front Tire: GT LP-5, 26 x 2.2"
Rear Hub: Alloy Disc Body, 5pcs Sealed Bearings, 3/8" x 17mm Female Bolt, 10T Cassette
Rear Tire: GT LP-5, 26 x 2.2"
Wheel Size: 26"