Refill: General national standard G2 89mm full length or shuttle refill SPR4

Material: all titanium alloy (including pen body/pen point/pen cap/pen holder/pressure bar/screw, etc. are all TC4)

Size: closed 99.4mm open 147mm full length/pen diameter 13mm

Color: natural titanium alloy, stone wash/bright

Total weight: 46g (upgraded titanium alloy TC4 material, much lighter than American stainless steel 75g)

Included: Titanium alloy screw/special triangle screwdriver/rubber ring/G2 refill

Features: The siphon pen "Principle of pressure rod siphon" is highly playable, quickly ejecting/retracting the pen core

The large pressure bar can be stretched freely, the double pen holder design, the pen shape can be varied, and it can be compact or large in size

Lightning rule dense non-slip pen body, made of sturdy titanium alloy (except for springs and refills that are not titanium)

Lightweight and easy to carry, unique shape and high playability, handwriting/defense can be used.

The original screws have upper screws and low-viscosity glue. Please do not disassemble the screws at will. A triangular screwdriver/rubber ring/ and G2 refill are included. To replace the refill, please rotate the pen tip.