Mini Bolt-Action Pen

Rite in the Rain No. 20K Mini Bolt-Action Pen – Built for All-Weather Writing

Compact, Rugged, and Mission-Ready

The Rite in the Rain No. 20K Mini Bolt-Action Pen is a purpose-built tool for writing in any environment—wet, cold, muddy, or upside down. Whether you're logging coordinates on the trail or jotting down critical notes in the rain, this pen performs where others fail.

Designed for the Outdoors

With a tough, triangular polymer barrel and no-slip textured grip, this pen stays put in wet or gloved hands. The bolt-action mechanism ensures it won’t deploy accidentally in your pocket or pouch, and the rugged clip secures it to your gear or notepad. Built to function in extreme temperatures and underwater (up to 35 ft), the pressurized ink cartridge delivers smooth, reliable writing in any condition.

Why Choose This Product

• Writes in extreme temperatures from -30°F to 250°F

• Pressurized ink cartridge writes underwater (up to 35 ft) and in any orientation

• Bolt-action deployment prevents accidental activation

• Durable clip and tough polymer barrel stand up to field abuse

• Triangular, textured barrel offers a no-slip grip

• Ink refills available

Specifications

• Item No.: 20K

• Color: Flat Black

• Material: High-strength plastic

• Ink Color: Black

• Point Size: 0.9 mm

• Dimensions (Pen): 4.37" L x 0.7" D x 0.43" H

• Weight (Pen): 0.03 lbs

• Package Size: 7" L x 2.5" W x 0.51" H

• Package Weight: 0.05 lbs

• UPC: 632281104254

Reliable, compact, and waterproof—this pen pairs perfectly with Rite in the Rain notepads and is a trusted component in the LYNX Survival Systems kits.