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2021 Bombtrack

Munroe AL

A 650b aluminum frame hybrid bike with modest components and shimano hydraulic disc brakes.
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Weight23.6 lbs  
FrameAluminum
SuspensionRigid
ForkAluminum
Wheels650b Aluminum
Drivetrain1 × 8
GroupsetmicroSHIFT Mezzo
BrakesShimano Hydraulic Disc
Where to Buy
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Insights
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)

25 mph

Munroe AL

35 mph

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Highest gear

(descending)

Sizing
SM

5'2" – 5'7"

MD

5'6" – 5'11"

LG

5'9" – 6'2"

🐐 Estimated

Rider Fit Notes

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Reviews
Bikerumor
Review: Bombtrack Munroe AL & Cargo show two distinct views on the all-purpose city bike

Jan 2021 · Cory Benson

Bombtrack's 2 newest bikes share a name, Munroe AL & Munroe Cargo, but totally different outlooks on how to be a perfect urban utility bike!

Read Review

Geometry
Specs
Build
Frame

6061-T6 triple butted aluminium, QR, rack / fender mounts,68 mm BSA shell

BB StandardBSA, Threaded

Fork

6061 aluminium, QR dropouts, with fender / rack / triple cage mounts,internal light cable routing

Bottom Bracket

BSA sealed BB, 119 mm, square taper

Headset

NECO H282 sealed external aheadset, 1.1/8"

Stem

BOMBTRACK ROAM forged aluminium stem, -7°

Handlebar

BOMBTRACK ORIGIN flat bar, 31.8 mm, 8° backsweep

Saddle

BOMBTRACK ORIGIN Saddle

Seatpost

BOMBTRACK BEECH aluminium seatpost, 27.2 mm x 300 mm

TypeRigid

Pedals

WELLGO B109N flat pedal

Grips

BOMBTRACK LOCK 145 mm grips

Groupset
Rear Derailleur

MICROSHIFT RD-M36S

Front Derailleur

-

Crank

BOMBTRACK AUDE aluminium crank, square taper, steel, 34T

Shifters

MICROSHIFT TS39-8 8-speed shift lever

Cassette

MICROSHIFT CS-H82 8-speed, 11-34T

Chain

KMC X8 chain, 1/2" x 3/32"

Brakes

SHIMANO BR-MT200 post mount hydraulic disc brake with160 mm rotors

TypeShimano Hydraulic Disc

Wheels
Rims

Front: WTB ST i21 double wall, TCS 2.0, 32h, Rear: WTB ST i21 double wall, TCS 2.0, 32h

Front Hub

Front: BOMBTRACK ARC sealed, 6-bolt disc hub, hex key skewer, Rear: BOMBTRACK ARC sealed hub, 11-speed, 6-bolt disc, hex key skewer

Rear Hub

Front: BOMBTRACK ARC sealed, 6-bolt disc hub, hex key skewer, Rear: BOMBTRACK ARC sealed hub, 11-speed, 6-bolt disc, hex key skewer

Tires

Front: KENDA KWICK SEVEN.5 650B x 45C, Rear: KENDA KWICK SEVEN.5 650B x 45C

Accessories
Lights

-

Fenders

-

Racks

-

Rider Notes
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First added November 6

Last updated July 16

Not listed for 1,778 days