Mongoose GT21 Speed Series BMX Micro 20"

Inspired by the Speed Series Pro models and featuring reverse rear dropouts for quick gear changes. Each model size is purpose-designed and spec'd to be lightweight, offering maximum performance to meet each racer's needs. Ideal for riders 4' & under.

FEATURES

• GT Pro Race Cr-Mo Fork with 1-1/8” Steerer Tube 20mm Dropout
• GT SpeedSeries Elite Race Frame with Speed Metal Tubes
• BB86 Bottom Bracket

SPECIFICATIONS

• SIZES: MICRO
• FRAME: GT Speed Series MK7 Junior Race Design, 6061-T6 AL, Alloy Formed and Butted Speed Metal Tubes, Reverse Dropouts, Euro BB, 1" Integrated H/T
• FORK: GT BMX Junior Race, 6061 AL 1" Steerer, 3/8" Dropouts
• CHAIN: KMC Z1 Narrow, 3/32"
• CRANK: GT Forged Alloy 2pc., 127mm Arms, 24mm Hollow/ Alloy Spindle, 38T AL CNC Chain Ring, Alloy Chain Ring Bolts
• BOTTOM BRACKET: Euro Sealed Bearing
• PEDALS: GT Mini Size Platform, PP Material
• COG SET: 16T Cog
• RIMS: Alloy Double Wall, 28h
• TIRES: Kenda Kompact Pro Race, 20 x 1-1/8"
• FRONT HUB: GT Speed Series, Alloy CNC Body, Sealed Bearings, 28h, 3/8" Female Allen Bolts
• REAR HUB: GT Speed Series Cassette, Alloy CNC body, 5 Sealed Bearings, 3 Pawl Cassette, 28h, 3/8" Allen Bolts
• SPOKES: Stainless Steel, 14g
• BRAKES: Promax MV-87, 85mm Cold Forged AL Arms, Mini V-Type
• FRONT BRAKE: Promax MV-87, 85mm Cold Forged AL Arms, Mini V-Type
• REAR BRAKE: Promax MV-87, 85mm Cold Forged AL Arms, Mini V-Type
• BRAKE LEVERS: Alloy V-type
• HANDLEBAR: GT Speed Alloy 1"H x 20"W, 8° Back, 2° Up
• STEM: GT Top Load, Cold Forged 1", 40mm
• GRIPS: GT Statement
• HEADSET: 1" Integrated Design, 45X45 Degree Sealed Bearings
• SADDLE: BOX Echelon
• SEAT POST: Integrated