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Promax 28.6 90 deg 31.8 mm Bicycle Stems

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.

Bar clamp diameter is the diamater of the handlebar.

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Showing 9 products:

Promax Impact BMX Stem - 60mm, Top Load, Black
Promax Impact BMX Stem - 60mm, Top Load, Black

The Impact is a top-load BMX stem, cold forged from the highest quality 6061-T6 aluminum then CNC machined to refine the shape and further reduce weight. … read more

your price $49.99 + ships free

BuyBuyPART NUM 680750
Promax Impact BMX Stem - 53mm, Top Load, Black
Promax Impact BMX Stem - 53mm, Top Load, Black

The Impact is a top-load BMX stem, cold forged from the highest quality 6061-T6 aluminum then CNC machined to refine the shape and further reduce weight. … read more

your price $49.99 + ships free

BuyBuyPART NUM 740438
Promax Banger 48mm Front Load Stem for 31.8mm Bars Silver
Promax Banger 48mm Front Load Stem for 31.8mm Bars Silver

Promax Stems Uses M6 bolts Item Specifications Bar Clamp Diameter (mm): 31.8 Color: Silver Reach: 48 Steerer Clamp Diameter: 1-1/8" … read more

your price $49.99 + ships free

BuyBuyPART NUM 786668
Promax Impact BMX Stem - 48mm, Top Load, Black
Promax Impact BMX Stem - 48mm, Top Load, Black

The Impact is a top-load BMX stem, cold forged from the highest quality 6061-T6 aluminum then CNC machined to refine the shape and further reduce weight. … read more

your price $49.99 + ships free

BuyBuyPART NUM 207434
Promax Banger BMX Stem - 53mm, Front Load, Black
Promax Banger BMX Stem - 53mm, Front Load, Black

Banger stems have a front-load design and can be used with either side up, providing a 5-millimeter drop or rise. Available with 48-millimeter and 53-millimeter … read more

your price $49.99 + ships free

BuyBuyPART NUM 560168
Promax Banger BMX Stem - 48mm, Front Load, Black
Promax Banger BMX Stem - 48mm, Front Load, Black

Banger stems have a front-load design and can be used with either side up, providing a 5-millimeter drop or rise. Available with 48-millimeter and 53-millimeter … read more

your price $49.99 + ships free

BuyBuyPART NUM 998677
Promax Banger 53mm Front Load Stem for 31.8mm Bars Silver
Promax Banger 53mm Front Load Stem for 31.8mm Bars Silver

Promax Stems Uses M6 bolts Item Specifications Bar Clamp Diameter (mm): 31.8 Color: Silver Reach: 53 Steerer Clamp Diameter: 1-1/8" … read more

50% offretail $49.99 your price $24.99 + ships free

BuyBuyPART NUM 386167
Promax S-29 Stem 100mm 0 Degree 1-1/8" Gold
Promax S-29 Stem 100mm 0 Degree 1-1/8" Gold

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

Currently Sold Out

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

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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

Currently Sold Out

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

InfoInfo

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.

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.

This is the part number or identifier for this item from the manufacturer

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.

Stem Type

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