With its 19.5" top tube alloy frame, the Annex Si is a great starting point for riders who are considering hitting the local BMX track for the first time but also want a bike that can handle everyday riding. The 165mm cranks and 40/16 gearing make pedalling a breeze whether on the track or on the way to school and the stylish BMX race inspired graphics are sure to catch attention.
FEATURES
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SPECIFICATIONS |
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Frame Components |
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Frame |
6061 Series Alloy Frame w/ 3D Dropouts w/ Built In Chain Tensioners |
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Fork |
Hi-Ten 1 1/8" Threadless |
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Headset |
Threadless Loose Ball, 1 1/8" |
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Drivetrain |
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Cranks |
Steel 1-pc, 165mm, 44t Alloy sprocket |
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Bottom Bracket |
Loose Ball American BB |
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Gearing |
40/16 |
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Chain |
KMC 410 |
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Pedals |
Nylon, 1/2" |
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Wheels |
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Tyres |
Kenda "Kontact" 20 x 1.95" Front / 20 x 1.75" Rear |
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Wheels/Rims |
20" Alloy 36h, Single Wall |
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Hubs |
Front: Alloy 36h, Loose Ball Rear: Alloy Flip-Flop 36h, Loose Ball |
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Braking System |
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Brakes |
Promax MV-295L Alloy V-Brake |
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Brake Levers |
Promax XL-378 Alloy Lever |
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Other Components |
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Grips |
Micro Knurl Grips |
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Handlebar |
Hi-Ten, 7.5" Rise |
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Stem |
Forged Alloy Top-Load, 45mm Ext. |
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Seat |
Haro Padded Adjustable |
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Seat Post |
Steel, 25.4mm |
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Seat Clamp |
Alloy, 28.6mm |
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GEOMETRY |
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Size |
Head Angle |
Seat Angle |
Top Tube |
Seat Tube |
Chainstay |
BB Height |
Stand Over |
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20 |
74° |
70° |
495mm (19.5") |
250mm (9.8") |
352mm (13.9") |
293mm (11.5") |
546mm (21.5") |
