Fly Bikes Sierra 18" Complete BMX Bike 2024
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Fly Bikes Sierra 18" Complete BMX Bike 2024
The Sierra bike is designed to be our best 18" bike. From a replication of the Sergio Layos signature frame just adapted to fit perfectly on 7 to 12 year old riders with the full range of supported bike parts to get a complete top-range 18’’ machine straight out of the box.
Geometry:
TOP TUBE LENGTH
18.7”
CHAINSTAYS LENGTH
12.2”
HEAD TUBE ANGLE
75º
SEAT TUBE ANGLE
71º
BB HEIGHT
10.5”
STAND OVER HEIGHT
8”
FORK OFFSET
25mm.
BAR RISE
8”
BAR WIDTH
26”
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 18" / Full 4130 CrMo / 1 Piece Steerer Tube CNC / Heat Treated dropouts
Bars
Sierra 8" / Full 4130 CrMo
Grips
Flybikes Ruben II Mini / 130mm Long
Stem
Fly Volcano S 25mm Rise / 45mm Reach / CNC Machined / 6061-T6 Aluminum
Headset
Volcano 15 / Sealed Bearing / CNC Machined / 6061-T6 Aluminum
Lever
None
Brake
None
Cranks
Dolmen 155mm
Bottom Bracket
Spanish / Sealed Bearing
Sprocket
Tractor / CNC Machined / 6061-T6 Aluminum / 25T
Pedals
Flybikes Ruben Graphite / Nylon - Fiberglass Compound
Chain
Tractor / 4130 CrMo Heat Treated / Hollow Pins Chromium Treatment / 64 Links
Rims
Trebol / Semi double wall / 6061-T6 Aluminum / 36H
Front Hub
Trebol Male Axle / Sealed Bearing / 3/8” mm. / 36H
Rear Hub
Trebol Cassette 14mm. Male Axle / Sealed Bearing / 36H / 9t.
Tires
Flybikes Fuego 18" x 2.2 Front & Rear / 60 TPI / 65 PSI
Seat
Flybikes Aire Tripod / 100% Synthetic Leather / 7 mm Thickness
Post
Fly Tripod / CNC Machined / 6061-T6 Aluminum / 135 mm Long
Weight
8.9kg. / 19.6 Lb.
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