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To better quench public’s thirst, Speed one would willing to take many time and dedication in customizing and optimizing products.

RSL Spiral is a stainless bike but championed the best quality at an accessible price.The ultimate tensile strength of frame is 1045~1050 MPa.

Not only impressed by its spiral design filled with sophisticated and vibrant but also astonishing light weight by utilizing triple butted technology.

In addition, composed by Shimano 105, which means 11sp revolution is coming and bring us reinforced construction and pro level technology.

The mind-blowing riding performance will outpace your expectation.

Item Shimano 105 5800      
Size 48, 50, 52, 54, 56, 58, 60 cm      
Frame Scuzzi Stainless Spiral      
Fork 3T FUNDA PRO      
Shock N/A      
Headset FSA Orbit 36 1-1/8" 36° ACB      
Braze on Adapter N/A      
Colors Clear Coat      
Front Derailleur Shimano 105 5800      
Rear Derailleur Shimano 105 5800      
Shifter Shimano 105 5800      
Brakes Shimano 105 5800      
Crankset Shimano 105 5800 50-34T      
BB adapter FSA PF30 24 Reducer      
Cassette Shimano 105 11-32T 11sp      
Chain Shimano CN-HG600-11 11sp      
Handlebar FSA Wing Pro Compact      
Stem FSA Energy      
Seatpost FSA Energy SBS SB20 ø27.2      
Wheel Set Mavic Ksyrium Equipe / Token EC30A      
Tires Mavic Ksyrium Equipe / Continental Ultra Race      
Saddle Prologo Nago-Evo STN      
Bar Tape/Grip FSA HB030 black      
Weight(w/o pedal) 8.7 kg (52cm)      


Specifications are subject to change without notice.Color availability depends on current stock.

PF30 - All the Best From BB30 and Press-Fit

PF30 is all the best from BB30 and Press-Fit bottom brackets in one captivating package. This bottom bracket is designed for 30mm spindle cranksets. The key difference with PressFit 30 is how the bearings are fitted into the frame. Bearings are housed in nylon cups which will be pressed into the frames bottom bracket shell. Advantages: Huge weight savings, greater bearing durability, more ankle clearance, stiffer and stronger crank construction, simple installation.

The maintenance of steel frame

The charming slim tube, the timeless epic, faithful paddle power, excellent rough road absorption, these steel bike character is too strong temptation for the cyclist to resist. All Speed one bike have complicated electroplating rust treatment when it ship out the factory.