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 every day riding. The 165mm cranks and 40/16 gearing make pedaling 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
- 6061 alloy frame with 19.5" top tube
- Full hi-ten fork with 1 1/8" threadless steer tube
- Hi-ten 7.5" bar and Haro alloy front load stem
- 1-piece 165mm crank with USA loose ball BB
- 40/16t gearing
- Haro padded fully adjustable seat
- Kenda Kontact 20 x 1.95" front and 1.75" rear tires
- Promax V-Brake and lever
| Frame Components | |
|---|---|
| Frame | 6061 series alloy frame |
| Fork | Hi-ten fork w/ 1 1/8” threadless steer tube |
| Headset | 1 1/8" threadless |
| Drivetrain | |
| Cranks | 1-pc 165mm |
| Bottom Bracket | USA loose ball |
| Gearing | 40/16 |
| Chain | KMC 410 |
| Pedals | Wellgo plastic |
| Wheels | |
| Tires | Kenda Kompact 20x1 1/8" |
| Wheels/Rims | 36H alloy single wall |
| Hubs | 3/8" straight axles, 36h steel shell loose ball Front, 36h steel shell loose ball Rear |
| Freewheel/Cassette | 40T steel |
| Braking System | |
| Brakes | Promax MV-295L Alloy V-brake |
| Brake Levers | Promax XL-378 Alloy Lever |
| Other Components | |
| Grips | Micro knurl |
| Handle Bar | Hi-ten 7.5" |
| Stem | Haro alloy front load |
| Seat | Padded adjustable seat |
| Seat Post | Steel 25.4mm |
| Seat Clamp | Alloy pinch bolt |
| Size | Head Angle | Seat Angle | Top Tube | Seat Tube | Chainstay | BB Height | Stand Over |
|---|---|---|---|---|---|---|---|
| 19.5 | 74° | 70° | 495mm (19.5") | 250mm (9.8") | 352mm (13.9") | 293mm (11.5") | 546mm (21.5") |
RESOURCES
Owner's manual: Bike Manual PDF (Opens in a new window)
*Actual retail price may vary based on any added dealer freight, tax, and assembly fees