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Compare Mountain Bike Handlebars head to head

Pick any two picks from this list and see specs, current price, pros, cons and reader ratings side by side.

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M7

#10 on this list

M7

ENVE

The ENVE M7 is a premium carbon handlebar engineered for aggressive enduro racers, bike park enthusiasts, and downhillers who prioritize absolute steering accuracy above all else. ENVE is renowned for its carbon craftsmanship, and the M7 is built to handle the highest forces modern gravity riders can produce. Built around a 35mm clamp, the M7 is tuned specifically to resist torsional flex, ensuring that when you lean hard into a high-load corner or navigate a high-speed rock garden, your front wheel tracks exactly where you aim it. In testing, the M7 is recognized as one of the stiffest, most precise carbon bars available. This uncompromising rigidity provides an ultra-connected trail feel that aggressive racers often prefer, allowing them to feel every nuance of front-tire traction. The trade-off, however, is ride harshness. ENVE did tune the layup to absorb high-frequency chatter better than raw aluminum, but the M7 remains decidedly stiff vertically. Over long, rough descents, it transfers significant feedback to the hands, which can accelerate fatigue for riders who do not maintain a strong, aggressive grip. At approximately 241 grams, it is reasonably light given its DH-grade durability. With a retail price hovering around $225, it is a significant financial investment. The M7 is best suited for fast, powerful riders who value laser-precise steering response over plush, fatigue-reducing vertical compliance. **Highlights** - Class-leading lateral and torsional stiffness provides unmatched steering precision. - Engineered and manufactured to withstand the extreme forces of downhill and enduro racing. - Includes custom decal sheets to color-match your bike's graphics. - Competitive weight of around 241 grams for a heavy-duty, gravity-rated bar. - Premium construction backed by ENVE's extensive carbon manufacturing expertise. **Watch-outs** - Very stiff ride feel can accelerate arm pump and fatigue on long, chatter-filled descents. - Expensive retail price of approximately $225.

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Fatbar 35

#1 on this list

Fatbar 35

Renthal

The Renthal Fatbar 35 is built for aggressive trail, enduro, and downhill riders who prioritize bombproof reliability, steering precision, and predictable feedback over shaving the final ounce. Renthal has long been a staple in motocross and downhill racing, and that lineage translates directly into this bar. Manufactured from high-grade 7-series aluminum alloy, it delivers exceptional impact resistance that provides peace of mind when casing jumps or laying the bike down in rock gardens, scenarios where some riders remain hesitant to trust carbon fiber. On the trail, the Fatbar 35 is known for its uncompromising directness. The 35mm clamp diameter paired with Renthal's tapered wall profiling results in instant front-wheel tracking, allowing riders to hold technical lines through high-load berms and off-camber roots without vague deflection. The trade-off for this pinpoint control is firmness. While it avoids the harsh, wrist-jarring feel of early-generation 35mm alloy bars, it does not mute high-frequency chatter as effectively as engineered carbon alternatives. Riders sensitive to forearm fatigue on sustained braking bumps will feel the trail more directly. At a verified weight around 311 grams, it carries an expected weight penalty over carbon competitors, but it offsets this with superior crash resilience and a significantly friendlier price tag near $111. The shot-peened finish and hard-anodized surface treatment also resist cable rub, brake lever clamping marks, and general trail wear better than almost anything else on the market. **Highlights** - High-grade 7-series aluminum construction offers exceptional impact and crash resistance. - Oversized 35mm clamp interface provides precise, flex-free steering under heavy loads. - Hard-anodized and shot-peened surface resists abrasion and clamping wear. - Detailed setup grid laser-etched onto the center section aids accurate cockpit adjustments. - Available in multiple rise options to fine-tune rider stack height. **Watch-outs** - Heavier than composite alternatives at roughly 311 grams. - Transmits more high-frequency trail vibration than compliance-tuned carbon bars.

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Specs side by side

M7 versus Fatbar 35 specifications
SpecM7Fatbar 35
Clamp Diameter35 mm35 mm
Published Weight241 g—
Primary MaterialContinuous unidirectional carbon fiber—
Intended DisciplineEnduro, Downhill, Bike Park—
Retail PriceAround $225—
Material—7-series aluminum alloy
Stated Weight—311 g
Surface Finish—Shot-peened and hard anodized
Setup Aid—Laser-etched center grid and cut marks
Primary Disciplines—Trail, Enduro, Downhill

What our reviewers liked and didn't

M7

  • Class-leading torsional stiffness delivers razor-sharp steering accuracy
  • Competitive 241-gram weight for a fully downhill-rated carbon bar
  • Exceptional structural durability built for heavy bike park and race use
  • Clean construction with textured clamping zones and decal kits
  • Unforgiving vertical stiffness accelerates hand fatigue and arm pump
  • Steep $225 price point compared to versatile competitors
  • Lacks the compliance needed for comfortable everyday trail riding

Fatbar 35

  • Extremely durable 7-series aluminum construction resists crash damage
  • Precise and direct steering response under heavy cornering loads
  • Shot-peened, hard-anodized finish provides superb abrasion resistance
  • Laser-etched markings simplify stem alignment and width trimming
  • Significantly more affordable than high-end carbon competitors
  • Noticeably firmer ride feel transmits more high-frequency trail chatter
  • Carries an approximate 80 to 100-gram weight penalty over carbon models
  • Stiff aluminum profile can accelerate forearm fatigue on prolonged downhills

Prices change constantly — the figure shown is the last verified catalog price, and the buy buttons always go to the current listing.