SPK 21 Indoor Training Bike
- Frame Structure: Heavy duty and durable steel (Elliptical tube)
- Frame Cover: Plastic cover
- Resistance: User-friendly gear-style tension knob provides 8 levels of resistance
- Break System: Precision integrated for emergency brake
- Driving system: Two way (fixed wheel) and driving by belt (5 PK)
- Fly Wheel: 44Lbs/ 50.6Lbs(optional)
- Moving by slide: Saddle and Handle bar adjustable for forward and backward, up and down
- Handle bar: PVC coating, moving by slide, adjustable for up and down
- Handle bar/post and saddle bar/post: Steel with chrome-plate
- Saddle bar/post: Moving by slide, adjustable for up and down
- Saddle material: PVC cover/PU foam
- Axle: Heat-Treated axle
- Transportation: Wheels for easy movement
- Crank: Heavy duty for commercial use
- Pedal: Aluminum pedals with toe straps
- Color: Shinning black finished and red plastic cover
- Powder coatings: Two times
- Computer(optional) Functions: Scan Time, Calorie, Speed, Distance, Pulse Rate(hand pulse), Reset
- Dimension: 46.4"Lx10.3"Wx33.5"H / 9.25'
- Assembly size: 63"Lx25.6"Wx51.2"H
- M'ST/N.W/G.W: 9.25'/134Lbs/143Lbs