Paul Components Boxcar Stem
Best premium upgrade for riders seeking exceptional durability and precision machining.
A masterclass in CNC machining that prioritizes structural integrity without unnecessary bulk. It delivers a stiff, responsive feel for the cockpit, making it a reliable choice for riders who value precision engineering and domestic manufacturing.
$156.00
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Who it's for
- Riders who value American-made craftsmanship and high-end aesthetic finishes
- Performance-oriented cyclists seeking responsive handling and minimal flex
- Custom bike builders looking for a signature, high-quality visual statement
Who should skip it
- Budget-conscious commuters looking for basic functionality at a lower cost
- Professional bike fitters requiring hyper-specific geometry adjustments for clients
- Weight-obsessed racers prioritizing every gram over metal durability
Performance breakdown
Structural Rigidity
CNC machining from 2024 alloy delivers exceptional stiffness under heavy torque.
Manufacturing Precision
Chico-based production ensures tight tolerances and flawless fitment for every unit.
Weight Efficiency
Balances robust durability with a competitive weight for high-performance cockpit setups.
Hardware Reliability
High-strength stainless steel T25 bolts resist stripping and ensure secure clamping.
Aesthetic Integration
Clean, functional design language complements both modern and classic bike builds.
Installation Ease
Standardized geometry makes for a straightforward, hassle-free cockpit upgrade.
Key Specs
Stem Length
70mm
Stem Angle
0 degrees
Handlebar Clamp Diameter
31.8mm
Stack Height
36mm
Weight
153 grams
Material
2024 aerospace alloy
Bolt Material
Stainless steel
Stem Type
Threadless
Construction Method
CNC machined
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