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Bastion

Aluminum

The Bastion Aluminum is a 134.9 mm (5.3 in), 22.7 g aluminum bolt action pen.

Length
134.9 mm (5.3 in)
Weight
0.1 lb · 23 g
Mechanism
Bolt action
Refill
Not published
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Bastion Aluminum colors
Photo: Bastion (opens in new tab)

What the data says

  • Lighter than 85% of the 54 other pens we list in the 125–145 mm range.
  • The brand lists 3 compatible refills, including Parker G2 ISO, Schmidt easyFLOW and Parker QuinkFlow.

Computed from the specs below. How we write summaries.

Full specs

Last verified Oct 5, 2026

Unless marked otherwise, specs are from the manufacturer’s product page (bastionboltactionpen.com).

Size & weight
Length (closed)134.9 mm (5.3 in)
Diameter9.9 mm
Weight (manufacturer)0.05 lb (23 g)
Writing
MechanismBolt action
InkBallpoint
Compatible refillsParker G2 ISO, Schmidt easyFLOW, Parker QuinkFlow
Build & carry
BodyAluminum
Pocket clipYes
FinishesRed, Black, Blue, Pink, Purple, Regal Red, Jet Black, Royal Blue, Seafoam
Built forEveryday carry, Office
WarrantyLifetime warranty

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