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New product UsedBike stem Lapierre RCLN- €9.99
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New product -55%Crankbrothers Cobalt 3 stem 110 mm- €40.50
- €89.99
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New productStem 120 mm aluminium- €14.99
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UsedGiant stem 60 mm- €7.99
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New product100 mm stem aluminium- €9.99
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UsedBontrager stem 90 mm OS- €12.99
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New product -31%Ritchey comp stem 110 mm- €20.00
- €28.99
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UsedCannondale stem 120 mm 25.4 mm- €9.99
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UsedBicycle stem 110 mm OS- €8.99
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UsedEaston EA50 road bike stem 100 mm- €14.00
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Used110 mm stem Ritchey PRO- €9.99
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Used115 mm stem Ritchey 1-1/8" 25.4 mm- €8.99
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New product -50%110mm stem Decathlon btwin comp- €10.00
- €19.99
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New productRoad bike or MTB stem 4ZA Stratos 110 mm OS- €28.99
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UsedMTB stem btwin 120 mm 1 1"/8 25.4 mm- €7.99
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UsedB'twin COMP stem 100 mm 1" 1"1/8 25.4 mm- €8.99
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UsedStem 130 mm 1"1/8 25.4 mm- €7.99
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UsedRockrider aluminium stem 100 mm 1"1/8 OS- €8.99
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UsedSunn Rudd performance stem 130 mm 1"1/8 25.4 mm- €8.99
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UsedRockrider 130 mm stem- €8.99
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New productOptimiz stem 90 mm 1"1/8 OS- €14.90
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UsedRockrider stem 110 mm 1"1/8 OS- €8.99
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UsedStem 120 mm 1"1/8 25.4 mm- €5.99
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New product -31%Ritchey stem Comp 120 mm- €20.00
- €28.99
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UsedStem 110 mm rockrider- €7.99
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UsedStem 120 mm black- €7.99
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UsedStem 70 mm Specialized Mobius- €5.99
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New productMBK stem 90 mm 1"1/8 OS- €11.90
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UsedRace face stem Ride XC stem 90 mm- €14.99
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UsedTitec Fast Al stem 120 mm 1"1/8 25.4 mm- €7.90
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UsedTHE stem 110 mm 1"1/8 25.4 mm- €9.50
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UsedMSO stem 120 mm 1"1/8 OS- €7.99
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New productMassi LT stem 80 mm 1"1/8 OS- €29.99
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Used105 mm bicycle stem- €3.99
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More detailsNew product -30% Out-of-StockEaston EA50 stem 90 mm- €33.53
- €47.90
Showing 1-35 of 35 item(s)
The stem on a trials mountain bike plays a crucial role in the geometry and control of the bike, contributing to the riding position and handling when navigating obstacles. Here is a description of its function, its characteristics and the associated standards:
Function :
1. Adjusting the steering position:
The stem allows you to adjust the position of the handlebars in relation to the fork, which influences the rider's position on the bike. A suitable stem can improve rider comfort, efficiency and handling.
2. Power transfer:
The stem also transfers the force applied on the handlebars to the wheels of the bike, thus influencing control and stability in technical trials movements.
Features :
1. Length:
Trials mountain bike stems are often shorter in length than those of other mountain bike disciplines. A short stem allows for faster response and better handling of the bike, which is crucial for precise obstacle clearance.
2. Angle:
Trials stems can have a variable angle, typically 0 to 30 degrees, allowing the rider to adjust the handlebar height and riding position to suit personal preference and riding style.
3. Material:
Trial mountain bike stems are generally made of aluminum to combine lightness and strength. Some high-end models may be made of carbon to further reduce weight while retaining the stiffness needed for precise handling.
Standards:
1. Hanger diameter:
Trial MTB stems are designed to fit common handlebar diameters, such as 31.8mm. It is important to choose a stem compatible with the handlebar diameter to ensure a secure fit and efficient force transmission.
2. Fork diameter:
Trials stems are also designed to fit forks with standard diameters, such as 1 1/8 inches. It is essential to check the compatibility between the stem and the bicycle fork for secure fitment and optimal performance.
In summary, the stem on a trials mountain bike is an essential component that influences the geometry, comfort and handling of the bike. With specific features such as length, angle and material, it is important to choose a stem suited to your specific riding needs and riding style in technical trials situations.