Fly Bikes Sierra 20" Complete BMX Bike 2024
Fly Bikes Sierra 20" Complete BMX Bike 2024
The new Fly Sierra bike is designed to be Fly's fast and flowy bowl and trails machine, just the way Sergio Layos and Dovey like it!
Starting with Fly's Sierra frame, bars and seat signed by Sergio, this amazing BMX loves hitting the ground with its powerful and accurate style. Including all of Fly's Volcano line, this bike has the perfect high quality steering system. And it also comes with the fan-favorite Rubén Alcántara signed drivetrain to ensure you get the fastest trails BMX available.
This is a top of the line bike that you can have in an incredible dark red color. The Sierra bike is also stacked with full Rubén Alcantara signed tyres, grips, pedals and more aftermarket parts that make it a top of the line bike now available in a dark red color to get that flaming effect just on top of any trail.
GEOMETRY:
TOP TUBE LENGTH - 20.6" / 21”
CHAIN STAY LENGTH - 13.6”
HEAD TUBE ANGLE - 74.5º
SEAT TUBE ANGLE - 71º
BB HEIGHT - 11.5”
STAND OVER HEIGHT - 9.25”
FORK OFFSET - 33 MM.
BAR RISE - 8.5 / 9"
BAR WIDTH - 29”
BAR BACKSWEEP - 10º
BAR UPSWEEP - 2º
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SPECIFICATIONS:
FRAME - SIERRA / FULL 4130 CRMO / HEAT TREATED HS, BB / INVEST CASTING HEAT TREATED DROPOUTS / EBS BRAKE SYSTEM
FORK - VOLCANO 33 / FULL 4130 CRMO / 1 PIECE STEERER TUBE CNC / INVEST CASTING HEAT TREATED DROPOUTS
BARS - SIERRA / FULL 4130 CRMO / MULTIPLE BUTTED
GRIPS - FLY RUBEN 2 / 160 MM LONG
STEM - FLY VOLCANO 25MM RISE / 50MM REACH / CNC MACHINED / 6061-T6 ALUMINIUM
HEADSET - VOLCANO 15 / SEALED BEARING / CNC MACHINED / 6061-T6 ALUMINIUM
LEVER - NONE
BRAKE - NONE
CRANKS - DOLMEN 175 MM. / 4130 CRMO / 2.5P CONSTRUCTION / 1P INVEST CASTING ARM
BOTTOM BRACKET - ROTAR MID 22MM. / SEALED BEARING
SPROCKET - FLY TRACTOR / CNC MACHINED / 7075-T6 ALUMINUM / 28T
PEDALS - FLY RUBEN GRAPHITE / NYLON - FIBERGLASS COMPOUND
CHAIN - TRACTOR / 4130 CRMO HEAT TREATED / HOLLOW PINS CHROMIUM TREATMENT / 74 LINKS
RIMS - FLY PIRAMIDE / DOUBLE WALL / 6061-T6 ALUMINiUM
FRONT HUB - TREBOL / SEALED BEARING / 3/8” FEMALE AXLE / 36H
REAR HUB - TREBOL / SEALED BEARING / 3/8” FEMALE AXLE / 36H / 9T
TYRES - FLY RUBEN LIGERA 2.40 FRONT / FLY RUBEN 2.25 REAR / 60 TPI / 120 PSI
SEAT - FLY SIERRA 3 SEAT / 100% SYNTHETIC LEATHER / 7 MM THICKNESS
POST - FLY TRIPOD / CNC MACHINED / 6061-T6 ALUMINUM / 135 MM LONG
WEIGHT 21" / 9" VERSION - 11.4 KG. / 25.1 LB.
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