31.8- mm 30 mm Bicycle Stems
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.
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Showing 16 products:
Industry Nine A318 Stem, (31.8) 30mm - Black
BuyPART NUM 548212
7075 domestically sourced aluminum is machined, anodized and assembled in North Carolina 180 degree clamp wrap with high strength 316 stainless … read more
Ships Freeyour price $145.00 + ships free
BuyPART NUM 548212 
Industry Nine A318 Stem, (31.8) 30mm - Blue BuyPART NUM 125089
7075 domestically sourced aluminum is machined, anodized and assembled in North Carolina\n 180 degree clamp wrap with high strength 316 stainless … read more
your price $145.00 + ships free
BuyPART NUM 125089 
Industry Nine A318 Stem, (31.8) 30mm - Gold BuyPART NUM 286208
7075 domestically sourced aluminum is machined, anodized and assembled in North Carolina\n 180 degree clamp wrap with high strength 316 stainless … read more
your price $145.00 + ships free
BuyPART NUM 286208 
Industry Nine A318 Stem, (31.8) 30mm - Lime BuyPART NUM 982450
7075 domestically sourced aluminum is machined, anodized and assembled in North Carolina\n 180 degree clamp wrap with high strength 316 stainless … read more
your price $145.00 + ships free
BuyPART NUM 982450 
Industry Nine A318 Stem, (31.8) 30mm - Red BuyPART NUM 364346
7075 domestically sourced aluminum is machined, anodized and assembled in North Carolina\n 180 degree clamp wrap with high strength 316 stainless … read more
your price $145.00 + ships free
BuyPART NUM 364346 
Industry Nine A318 Stem, (31.8) 30mm - Silver BuyPART NUM 350396
7075 domestically sourced aluminum is machined, anodized and assembled in North Carolina\n 180 degree clamp wrap with high strength 316 stainless … read more
your price $145.00 + ships free
BuyPART NUM 350396 
Syntace Megaforce 2 Stem: 96d; Black
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Syntace Megaforce 2 Stems Intended use: all-mountain, freeride, downhill 36 x 42mm bar clamp was designed to stiffen up cockpits using bars more than … read more
32% offretail $99.00 $67.00 to $89.10
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Industry Nine A318 Stem, (31.8) 30mm - Orange BuyPART NUM 871980
7075 domestically sourced aluminum is machined, anodized and assembled in North Carolina\n 180 degree clamp wrap with high strength 316 stainless … read more
your price $145.00 + ships free
BuyPART NUM 871980 
Industry Nine A318 Stem, (31.8) 30mm - Purple BuyPART NUM 555514
7075 domestically sourced aluminum is machined, anodized and assembled in North Carolina\n 180 degree clamp wrap with high strength 316 stainless … read more
your price $145.00 + ships free
BuyPART NUM 555514 
Industry Nine A318 Stem, (31.8) 30mm - Turquoise BuyPART NUM 677527
7075 domestically sourced aluminum is machined, anodized and assembled in North Carolina\n 180 degree clamp wrap with high strength 316 stainless … read more
your price $145.00 + ships free
BuyPART NUM 677527 
ProTaper Stem 31.8 x 30mm, 28.6, Stealth Black BuyPART NUM 590926
3D forged and machined 6061 alloy construction \n A2 stainless Torx bolts Item Specifications steerer dia.: 1-1/8" bar dia.: 31.8mm … read more
your price $119.99 + ships free
BuyPART NUM 590926 
Gusset S2 AM Stem, 31.8 x 30mm, 1-1/8", Black BuyPART NUM 335355
BTI Part Number: GU-6526 Vendor Part Number: ASGU2A23K Steerer Diameter: 1-1/8" Bar Diameter: 31.8 Rise: 0 Degrees … read more
your price $99.99
BuyPART NUM 335355 
Spank Spike 25/30mm Direct Mount DH Stem, Matte Black BuyPART NUM 131941
Spank's Spike direct mount stem is among the shortest available to better fit the latest generation of super long bikes and super wide bars. The additional … read more
your price $74.90 + ships free
BuyPART NUM 131941 
ProTaper MTB Stem - 35mm, 31.8mm, 0 Degree, Alloy, Black 
Info
The ProTaper stem may look simple, but under that beautiful veneer lies hours of 3D modelling, countless FEA revisions, and tons of real-world ride testing. … read more
your price $99.99 + ships free
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Deity Micro Direct Mount Stem 30mm, (31.8) - Red Info
CNC machined from hard high grade 7075 T73 aluminum offering a compact 30mm length and 10mm rise for the current crop of long downhill frames … read more
your price $103.99 + ships free
Info 
Deity Micro Direct Mount Stem 30mm (31.8) - Blue Info
CNC machined from hard high grade 7075 T73 aluminum offering a compact 30mm length and 10mm rise for the current crop of long downhill frames … read more
your price $103.99 + ships free
Info 
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.
Stem Type
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