Paul Components Boxcar Stem
Top Pick
PAUL Components

Paul Components Boxcar Stem

4.7

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

Out of stock
Stem Length Mm 70
Stem Angle Degrees 0
Handlebar Clamp Diameter Mm 31.8

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.

Excellent

Manufacturing Precision

Chico-based production ensures tight tolerances and flawless fitment for every unit.

Excellent

Weight Efficiency

Balances robust durability with a competitive weight for high-performance cockpit setups.

Excellent

Hardware Reliability

High-strength stainless steel T25 bolts resist stripping and ensure secure clamping.

Excellent

Aesthetic Integration

Clean, functional design language complements both modern and classic bike builds.

Excellent

Installation Ease

Standardized geometry makes for a straightforward, hassle-free cockpit upgrade.

Excellent

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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Paul Components Boxcar Stem

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$156.00
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