Drawing inspiration from the birth of bicycles, sparked by the largest volcanic eruption in recorded history, Mount Tambora, we've looked back and reminded ourselves and the world of this history by creating the Polygon Tambora G – a perfect fusion of gravel and all-road capabilities in one extraordinary ride. This bike empowers us to conquer any terrain with newfound speed.​Whether you're a competitive racer, long-distance enthusiast, or an adventurous explorer, this bike is tailored to meet your needs.

Features

• Powerful Speed and Unwavering Stability - No need to compromise between speed, stability, and confidence. The wheelbase length ensures stability, while the precise head tube angle instills confidence in your steering and control.
• Conquer Diverse Terrains with Ample Tire Clearance - Accommodating up to 45c tire. Go through any mixed terrain on any race or adventure, Polygon Tambora G will take you on any terrain with powerful speed.
• Free to Choose in a Flip of a Switch - Unlock the power of choice in your cycling experience, where you can switch between speed and agility or stability and control effortlessly. Introducing our groundbreaking technology: Flip Chip!
• Enjoy our first carbon gravel bike! - Introducing our first carbon gravel bike – Tambora G. Experience seamless power transfer at high speeds and become one with the ride.

Specifications

Frameset ACX GRAVEL

Fork CARBON RIGID

Frame Color SAGE GREEN

Decal Color BLACK

Drivetrain

Shifter SRAM APEX 1 11-SPEED BRIFTER

Rear Derailleur SRAM APEX 1 11-SPEED

Crank PRAXIS ALBA GR M30 40T

Cassette SRAM PG-1130 11-SPEED 11-42T

Chain KMC X11

BB PRAXIS T47 M30

Cockpit 

Saddle SELLE ITALIA MODEL X

Handlestem ALLOY STEM, EXT: 90mm (S, M) / 100mm (L, XL), BB: 31,8mm, R/D: 7degree

Seatpost CARBON, DXL: 27,.2 x 300mm (S,M,L) / 27.2 x 350mm (XL

Heaadset TOKEN TK155SP-36 W/ SEALED BEARING

Handlebar ALLOY FLARE 16degree, W: 420mm (S, M) / 440mm (L, XL), BB: 31,8mm, R/D: 125mm, B/R: 77mm

Wheel & Tire

Wheel Set ALLOY DOUBLE WALL 32H

Tire VEE RAIL 700x40C 622x40 TLR

Rim ALLOY DOUBLE WALL FV H: 20 622X25 32H TLR

Hub F: NOVATEC D791 12x100mm 32H CL / R: NOVATEC D792 12x142mm 32H CL FOR SPROCKET

Spokes F: STAINLESS 14G NDS:290 & DS:292 W/ NIPPLE BRASS / R: STAINLESS 14G NDS:292 & DS290: W/ NIPPLE BRASS

Brake

Brake Lever SRAM APEX 1

Brake Caliper TRP HD-C711 HY-ROAD

Rotor TEKTRO TR-160mm CL

Geometry & Size