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31.8 mm 90 deg Blue Bicycle Stems

Bar clamp diameter is the diamater of the handlebar.

Stem angles are measured perpendicular to the clamp. For example, a 90 degree stem is straight. Sometimes, this may also be refered to as a 0 degree stem. If two measurements are listed, the stem can be flipped for angling up or down.

We define color as the main color of the item. It may have accents or highlights in other colors.

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Showing 17 products:

Spank Spoon 2 Stem, 31.8 x 40mm, 0°, Blue
Spank Spoon 2 Stem, 31.8 x 40mm, 0°, Blue

Strong yet competitively lightweight alloy stem for all disciplines Unique style, modern geometry and rock-solid construction Chamfered … read more

your price $45.99 + ships free

BuyBuyPART NUM 392773
Spank Spike Race 2 Stem - 35mm 0 Degree Alloy Blue
Spank Spike Race 2 Stem - 35mm 0 Degree Alloy Blue

Spank's Spike stem is among the shortest available to better fit the latest generation of super long bikes and super wide bars. Included Snap-Fit … read more

your price $59.99 + ships free

BuyBuyPART NUM 457217
RaceFace Atlas Stem Blue 65mm x 31.8
RaceFace Atlas Stem Blue 65mm x 31.8

RaceFace Atlas Stems Intended use is All Mountain, Freeride and Downhill 4-bolt bar clamp with interlocking u-shaped faceplate Opposing bolts on … read more

15% offretail $99.99 your price $84.99 + ships free

BuyBuyPART NUM 478058
Spank Spike Race 2 Stem, 31.8 x 50mm, Blue
Spank Spike Race 2 Stem, 31.8 x 50mm, Blue

2D forged MGR alloy is CNC weight optimized Chamfered bar clamps reduce stress risers in the critical bar/stem interface Shot peen … read more

your price $59.99 + ships free

BuyBuyPART NUM 667386
Hope XC Stem - 70mm, 31.8 Clamp, +/-0, 1 1/8", Blue
Hope XC Stem - 70mm, 31.8 Clamp, +/-0, 1 1/8", Blue

Hope XC stem is optimised for the perfect balance of weight and stiffness. Gone are the days that XC meant noodly handling. Our new stem is designed to … read more

$7 offretail $120.00 your price $112.99 + ships free

BuyBuyPART NUM 514280
Hope Freeride Stem, 35mm 0 Degree 1-1/8" Threadless Blue
Hope Freeride Stem, 35mm 0 Degree 1-1/8" Threadless Blue

10.9 DIN chromoly bolts Opposing steerer and moto-style handlebar clamp for exceptionally rigid steering characteristics CNC machined from solid billet … read more

$20 offretail $133.60 your price $112.99 + ships free

BuyBuyPART NUM 547688
Box One Top Load Stem, 48mm x 31.8mm x 28.6mm, Blue
Box One Top Load Stem, 48mm x 31.8mm x 28.6mm, Blue

45 degree top loading design with a 31.8mm clamp for use with any standard MTB bar and over sized BMX bars Constructed from 6061-T6 aluminum … read more

your price $69.99 + ships free

BuyBuyPART NUM 206793
Box One Top Load Stem, 53mm x 31.8mm x 28.6mm, Blue
Box One Top Load Stem, 53mm x 31.8mm x 28.6mm, Blue

45 degree top loading design with a 31.8mm clamp for use with any standard MTB bar and over sized BMX bars Constructed from 6061-T6 aluminum … read more

your price $69.99 + ships free

BuyBuyPART NUM 742140
Chromag Riza Stem, 45 x 28.6, 90 Degree, Blue
Chromag Riza Stem, 45 x 28.6, 90 Degree, Blue

M6 bolts Wide clamping area spreads load over large area 1 piece faceplate CNC machined in Whistler, Canada Faded edges … read more

$13 offretail $135.00 your price $121.50 + ships free

BuyBuyPART NUM 674993
Chromag Riza Stem, 38 x 28.6, 90 Degree, Blue
Chromag Riza Stem, 38 x 28.6, 90 Degree, Blue

M6 bolts Wide clamping area spreads load over large area 1 piece faceplate CNC machined in Whistler, Canada Faded edges … read more

$13 offretail $135.00 your price $121.50 + ships free

BuyBuyPART NUM 521662
Chromag Riza Stem, 32 x 28.6, 90 Degree, Blue
Chromag Riza Stem, 32 x 28.6, 90 Degree, Blue

M6 bolts Wide clamping area spreads load over large area 1 piece faceplate CNC machined in Whistler, Canada Faded edges … read more

$13 offretail $135.00 your price $121.50 + ships free

BuyBuyPART NUM 873185
Promax S-29 Stem 100mm 0 Degree 1-1/8" Blue
Promax S-29 Stem 100mm 0 Degree 1-1/8" Blue

Developed for longer-travel trail bikes, the S-29 offers the perfect configuration to set up the rider for maximum comfort and control. Featuring an … read more

54% offretail $41.00 your price $18.99 + ships free

BuyBuyPART NUM 328757
RaceFace Atlas Stem Blue 50mm x 31.8
RaceFace Atlas Stem Blue 50mm x 31.8

RaceFace Atlas Stems Intended use is All Mountain, Freeride and Downhill 4-bolt bar clamp with interlocking u-shaped faceplate Opposing bolts on … read more

Currently Sold Out

15% offretail $99.99 your price $84.99 + ships free

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Spank Oozy Trail 2 Stem, 31.8mm x 50mm, 0 Degrees, Blue
Spank Oozy Trail 2 Stem, 31.8mm x 50mm, 0 Degrees, Blue

Burly 31.8mm bar clamp zone is chamfered to reduce stress risers and increase fatigue life in handelbars Iconic hourglass sectional profile … read more

Currently Sold Out

your price $49.99 + ships free

InfoInfo
Chromag Ranger V2 Stem, 60mm, 31.8 x 28.6, Blue
Chromag Ranger V2 Stem, 60mm, 31.8 x 28.6, Blue

Blended body features increase performance and give a more fluid look Light yet extremely stiff for positive control at the front end … read more

Currently Sold Out

your price $84.99

InfoInfo
Chromag Hifi V2, Stem, 31.8mm x 31mm, Blue
Chromag Hifi V2, Stem, 31.8mm x 31mm, Blue

Contoured surfaces for human contact and structural optimization High polished finish Low stack height Weight: 195g … read more

Currently Sold Out

your price $94.00 + ships free

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Octane One Tone Stem, 31.8mm x 45mm, Blue
Octane One Tone Stem, 31.8mm x 45mm, Blue

3D forged 6061 aluminum, perfect for All Mountain and Trail riding 40mm steerer clamp height 138g (31.8mm) Item Specifications … read more

Currently Sold Out

your price $31.99

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We define color as the main color of the item. It may have accents or highlights in other colors.

These models are available for online purchasing and can be shipped directly to you.

Bar clamp diameter is the diamater of the handlebar.

Stem length is measured from the center of one clamp to the center of the other clamp. This measurement is sometimes known as the reach or extension.

S.H.I.S clamp diameter is the steerer tube diameter.

Stem angles are measured perpendicular to the clamp. For example, a 90 degree stem is straight. Sometimes, this may also be refered to as a 0 degree stem. If two measurements are listed, the stem can be flipped for angling up or down.

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