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2020 Bombtrack

Hook EXT-C

A carbon frame gravel bike with upper mid-range components and sram rival hydraulic disc brakes.
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FrameCarbon
SuspensionRigid
ForkCarbon
Wheels650b Aluminum
Drivetrain1 × 11
GroupsetRival
BrakesSRAM Rival Hydraulic Disc
Where to Buy
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
Hook EXT-C
Other Gravel bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

48 km/h

Hook EXT-C

58 km/h

Similar Bikes

Highest gear

(descending)

Sizing
XS

156cm – 166cm

SM

163cm – 174cm

MD

171cm – 182cm

LG

179cm – 189cm

XL

185cm – 195cm

🐐 Estimated

Rider Fit Notes

None yet.

Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Reviews

Summary

The Bombtrack Hook series is celebrated for its versatility, durability, and adventure-ready design, making it a standout in the gravel bike category. Reviews highlight its exceptional frameset, comfortable geometry, and robust construction, though some note the high price and limited comfort on rough terrain as drawbacks. The bike's ability to handle a variety of terrains and its numerous mounting options for bikepacking are frequently praised.

Pros
  • Versatile geometry suited for racing, riding, and bikepacking

  • Durable frameset with top-notch craftsmanship

  • Numerous mounting options for luggage and accessories

  • Comfortable and stable handling on various terrains

  • Good acceleration and efficiency on compacted gravel and asphalt

Cons
  • High price point, especially for titanium models

  • Limited comfort on very rough terrain

  • Some components may not suit all riders' preferences

  • Conservative aesthetics and occasional design quirks

Key Quotes
By taking their super capable and versatile all-road frameset and offering it in what many would argue is the ultimate frame material, Bombtrack have created an irrefutably dreamy bikepacking platform with the new Hook EXT TI.
BIKEPACKING.com
Solid, no-nonsense and with a consistent focus on adventure. The concept works perfectly!
Gran Fondo Magazine logoGran Fondo Magazine
It’s a huge bundle of fun and just encourages you to explore and get away from it all.
off.road.cc logooff.road.cc

Feedback?

View all reviews

Bikerumor
2021 Bombtrack Hook EXT Ti gravel bike extends your adventure in timeless titanium

Oct 2020 · Cory Benson

Bombtrack's Hook gravel family grows again, now with a new on & off-road versatile, adventure & bikepacking-ready Hook EXT Ti in titanium...

Read Review

Gran Fondo Magazine
Bombtrack Hook 2 in bikepacking review

Oct 2020 · Benjamin Topf

Hardly any other German brand has made such a name for itself in the international bikepacking scene as Bombtrack. The Hook 2 combines features from numerous disciplines, including a big portion of bikepacking DNA. Is that enough to hold its own against the competition?

Highs
  • Value for money

  • Composure

  • Riding position

  • Bombproof!

  • Cable routing

Lows
  • 140 mm rear brake rotor is too small

  • 40 t chainring is too big

  • No XD freewheel

Read Review

BIKEPACKING.com
First impressions on the 2020 Bombtrack Hook EXT, EXT-C, and ADV

Aug 2019 · Cass Gilbert

Cass Gilbert heads out Bergisches Land to try Bombtrack's bikepacking-friendly Hook EXT, EXT-C, and the (slightly oddball) EXT ADV...

Read Review

off.road.cc
Bombtrack Hook EXT-C review

Jun 2018

​Bombtrack is a young brand that has quietly been making waves recently with really interesting looking road and adventure bikes, and this all-new carbon fibre 650b Hook EXT-C is a highly capable, comfortable and great handling adventure bike if you really want to delve deep into the woods and escape the congested roads and plan an ambitious adventure into the unknown wilderness. The best gravel and adventure bikes you can buy for under £1000 When should you replace your bicycle chain? Buyer's guide to gravel & adventure bikes Thankfully the ride is more exciting than the looks.

Read Review

road.cc
Bombtrack Hook EXT 2017

May 2017

If you aren't fussed about 11kg+, this is a great bike with all-round potential and the lifelong assurance of a steel frame

Read Review

CX Magazine
Reviewed: Bombtrack Hook EXT Gravel Bike - Cyclocross Geometry with 2.1" Tires

Mar 2017 · Cyclocross Magazine

The category-busting Bombtrack Hook EXT bike serves up cyclocross geometry, fat 27.5" mountain bike rubber and Columbus steel. Is this a recipe for fun?

Read Review

Geometry
Specs
Build
Frame

TORAY T700/T800 Hi-Mod carbon, TA dropout, replaceable hanger, rack / fender mounts, 68 mm T47 shell

BB StandardT47, Threaded

Tire Clearance45c

Fork

full carbon disc fork, TA, 1.1/2" - 1.1/8" tapered steerer, with fender / triple cage mounts

Bottom Bracket

T47 sealed BB for 30 mm spindle

Headset

FSA NO.42/ACB sealed integrated aheadset, 1.1/2" - 1.1/8"

Stem

BOMBTRACK ROAM forged aluminum stem, -7°

Handlebar

BOMBTRACK CX-10 drop bar, 31.8 mm, 10° flare

Saddle

BOMBTRACK PRO saddle

Seatpost

BOMBTRACK PINE aluminum seatpost, 27.2 mm x 300 mm

TypeRigid

Pedals

-

Grips

BOMBTRACK ESCAPE bar tape

Groupset
Rear Derailleur

SRAM RIVAL 1 rear derailleur, clutch, long cage

Front Derailleur

-

Crank

BOMBTRACK LYER forged aluminum crank, direct mount interface, 30 mm spindle, CNC machined aluminum, narrow-wide, 40T, 1/2" x 11/128"

Shifters

SRAM RIVAL 1 double tap 1 x 11

Cassette

SRAM PG-1130 11-speed cassette, 11-42T

Chain

KMC X11 chain, 1/2" x 11/128", 114L

Brakes

SRAM RIVAL flat mount hydraulic disc brakes with 160 mm F / 140 mm R rotors

TypeSRAM Rival Hydraulic Disc

Wheels
Rims

Front: HUNT ADVENTURE SPORT double wall asymmetric rim, TLC, i25, 28h , Rear: HUNT ADVENTURE SPORT double wall asymmetric rim, TLC, i25, 28h

Front Hub

Front: HUNT ADVENTURE SPORT sealed hub, 6-bolt disc, 12 x 100 mm thru-axle, Rear: HUNT ADVENTURE SPORT sealed hub, 11-speed, 6-bolt disc, 12 x 142 mm thru-axle

Rear Hub

Front: HUNT ADVENTURE SPORT sealed hub, 6-bolt disc, 12 x 100 mm thru-axle, Rear: HUNT ADVENTURE SPORT sealed hub, 11-speed, 6-bolt disc, 12 x 142 mm thru-axle

Tires

Front: WTB VENTURE TCS LIGHT folding tire 27.5" x 2.0", Rear: WTB VENTURE TCS LIGHT folding tire 27.5" x 2.0"

Accessories
Lights

-

Fenders

-

Racks

-

Rider Notes
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First added March 9

Last updated March 9

Not listed for 2,281 days