Experience unmatched strength, precision, and style with the Deity Copperhead 31.8mm Clamp Stem, a top-ranked mountain bike stem that blends lightweight performance with bombproof durability. Voted #1 Stem by Vital MTB, the Copperhead is the go-to choice for riders seeking a responsive, sleek, and dependable stem for trail riding, enduro racing, freeride, and slopestyle.
Crafted from a single block of CNC-machined 6061 T6 aluminium, the Copperhead stem features elegantly chamfered edges, precise detail machining, and a low 33mm stack height for an aggressive cockpit setup. The 55mm wide clamping platform ensures rock-solid handlebar stability and responsive steering across rugged terrain.
Available in 35mm, 42mm, and 50mm lengths, this premium MTB stem is engineered for 1 1/8” steerer tubes and 31.8mm handlebars, delivering excellent stiffness-to-weight ratio whether you’re hitting technical descents, sending jumps, or smashing climbs.
With a stunning high-polished anodized finish and laser-etched graphics, the Copperhead is available in a full range of eye-catching colours: black, red, purple, blue, orange, bronze, and liquid silver, letting you customise your ride with precision and personality.
Deity Copperhead 31.8mm Clamp Mountain Bike Stem, ideal for trail, enduro, dirt jump, slopestyle, and all-mountain riding
- CNC machined from 6061 T6 aluminium for superior strength, lightweight, and durability
- 33mm stack height – low profile for a more aggressive cockpit feel
- Available in 35mm, 42mm, and 50mm lengths to suit different rider preferences
- 55mm wide handlebar clamping area ensures stiffness and control
- Designed for 1 1/8” steerer tubes and 31.8mm handlebars
- High-polish anodized finish with laser-etched graphics for long-lasting style
- Colour options: black, red, blue, purple, orange, bronze, and liquid silver
- Weight: 151g (35mm), 160g (42mm), 179g (50mm)
- Lifetime Crash Replacement Warranty for the original owner
Whether you're building a lightweight trail rig or a rugged slopestyle setup, the Deity Copperhead 31.8 stem delivers the perfect combination of strength, weight, and visual impact. Trusted by pros and weekend warriors alike, it’s built to perform and backed by Deity’s renowned commitment to quality and rider support.