Spin 5 – SOLOROCK 20″ 9 Speed Aluminum Folding Bike – Special Design, Super Light

Model: SR-SPIN-V

The Lightest 20″ Al Folding Bike in the market

Frame: 20″ Aluminum

Speed: 9 Speed Shimano Tiagra

In Stock

Please visit our online sales portal

Product Description

 Special Features:
  • No frame folder required - Spin folding: solid, rigid and light in weight
  • 3D forged handle post folder - no welds between the folder and the upper tube, all forged form one pcs of material, solid and rigid and light in weight
  • 3D forged chain sprocket with chain cover - chain cover and chain sprocket made from the same pcs of mateiral, solid and rigid and light in weight
  • 9 Speed Shimano Tiagra
  • Frame, fork, handlebar, and seat post material: 6061 Aluminum
  • Folding Hinge of handle post: Patented 3D forged; Patented semi-arc clamps
  • Folding Size: 33 cm x 92 cm x 69 cm or 13” x 36” x 27”
  • Bike Weight: 10.5 kg or 23 lb approx.
  • Rider Weight: 100 kg or 220 lb Max.
  • Rider Body Size: 1.42 m -1.93 m x 100 kg max. or 4’8” - 6’4”
  • Folding Time: 20 sec.



  • 20” Aluminum Alloy Spin Frame, upgraded Head Tube
  • High Strength Aluminum Fork, Curved taper blades



  • Handlepost: 6061 aluminum alloy handlepost, 3D forged aluminum alloy folder (no welds)
  • Handlebar: 6061 aluminum alloy, Twist-adjustable/Detachable Handle Bar
  • Gribs: Comfortable Gribs
  • Headset: Chin Haur or the like, Integrated
  • Saddle: High density form fill, with special clamp
  • Seatpost: 6061 Aluminum, over-sized with laser-engraved scale mark, aluminum seat tube bushing, fine-machined for anti-slipping, super light



  • Promax V-Brakes, Linear Spring
  • Aluminum Levers /Brackets



  • Hubs: Anodized 6061 Aluminum, BK
  • Rims: Anodized 6061 Aluminum, Double-Walled, CNC-ed side wall, Silver or BK
  • Spokes: Stainless Steel, BK, with brass nipple
  • Tires: 20” x 1.5” Kenda BK



  • Gear Shifter: SHIMANO ASLM370RCL
  • Derailleur: 9 Speed Tiagra 4600 KRD4601SS
  • Cassette: Sunrise 9SP 11-32T
  • Crank Set: Cold-Forged Aluminum Cranks, Anodized BK, Chain Guard as same pcs of 52T Sprocket with 7075 Aluminum
  • Bottom Bracket: Maintenance-free Cartridge
  • Chain: Taya Anti-rust Chain
  • Pedals: Aluminum with stainless steel axle bolt, light weight, BK



  • Kick Stand: Aluminum, ED BK
  • Fenders: PVC with Aluminum Plating and with tail flaps, BK
  • Rear Carrier: Aluminum, ED BK
  • Bell: Optional
  • Decals: Undercoating
  • Folding Bike Carry Bag: Optional





  • Gross Weight: 13.5 kg
  • Carton Dimensions: 87 x 32 x 70 cm (34.3” x 12.6” x 27.6”)



  • 80% Matt BK YS728
  • Ocean Blue YS7889
  • Pearl Orange YS7884

Spin Series Folding / Unfolding: Please check the link to video below:

Warranty: 12 month on Frame- normal part wear/tear and abuse excluded.


Shipping / Customer Pick-up Address:

Canada: 5080 Timberlea Blvd Unit 45, Mississauga ON, L4W4M2

USA: Chris Dr. ,Schenectady (Albany), New York 12309


Int'l Sourcing Engineering Inc. (Canada)

Industry Source Enterprises Inc. (USA)

Tel (Toll Free): 1-888-289-0012 (Canada / USA)

Email: sales@green-cruiser.com (Worldwide)

Website: www.solorock.ca(Canada)www.solorock.us (USA)

SoloRock, Rocks For A Greener Planet