Primer 208: Swiss Karabiner 31

Published on August 19, 2025
Duration: 63:07

This comprehensive review of the Swiss Karabiner 31 (K31) details its historical development, technical specifications, and user experience. The video highlights the K31's evolution from earlier Swiss rifles, its advanced straight-pull bolt action, and its role as a universal short rifle for the Swiss Army. It includes detailed explanations of its design features, disassembly, and shooting characteristics, offering insights into its precision, reliability, and ergonomic considerations.

Quick Summary

The Swiss Karabiner 31 (K31) is a renowned bolt-action rifle featuring a smooth straight-pull bolt, a detachable 6-round magazine, and chambered in 7.5x55mm GP11. It boasts a highly regarded two-stage trigger with a light pull of approximately 1.8 lbs, contributing to its reputation for accuracy and reliability.

Frequently Asked Questions

What are the key features of the Swiss Karabiner 31?

The Swiss Karabiner 31 (K31) is known for its advanced straight-pull bolt action, precision engineering, and reliability. It features a detachable box magazine, uses the 7.5x55mm GP11 cartridge, and has a notably smooth two-stage trigger pull of approximately 1.8 lbs.

How is the Swiss Karabiner 31 disassembled?

The K31's bolt can be disassembled without special tools. After removing the bolt from the receiver, the firing pin is neutralized, the shroud is separated from the bolt body, and then the bolt head is detached from the bolt body.

What cartridge does the Swiss Karabiner 31 use?

The Swiss Karabiner 31 (K31) is chambered for the 7.5x55mm GP11 cartridge. This cartridge was developed for Swiss service rifles and is known for its accuracy and effectiveness.

What is the trigger like on the K31?

The K31 features a very smooth two-stage trigger with a light pull weight, around 1.8 lbs. This design provides a clean take-up and a crisp break, contributing to the rifle's accuracy and user experience.

How does the K31 compare to its predecessor, the K11?

The K31 is considered a more polished and improved version of the K11. While handling is similar due to the same camming operation, the K31 offers a smoother action, a better trigger, and a more compact receiver design.

Related News

All News →

More Reviews Videos You Might Like

More from C&Rsenal

View all →