GunsAmerica

Quick Look

The Swiss K31 rifle, introduced in 1933, is a straight-pull bolt-action firearm known for its precision and durable construction. Designed for rapid cycling and accuracy, it served as Switzerland's standard infantry rifle until the 1950s. Today, it remains a favorite among collectors and precision shooting enthusiasts.

Why It's a Top Choice

Exceptional accuracy with straight-pull bolt action
Robust Swiss craftsmanship and reliability
Unique 7.5×55mm Swiss cartridge chambering
Strong aftermarket support for refurbishments
Collector’s appeal and historical significance

Key Variants

K31 Standard

Original issue model favored for its balanced design and all-around reliability.

K31 Sniper

Equipped with a scope, suited for precision marksmen in Swiss service.

K31 Infantry

Standard infantry variant optimized for general military use.

Competitor Comparison Table

Feature	Swiss K31	Mosin Nagant	Mauser 98
MSRP	Varies, $800-$1500 used	$400-$800 used	$900-$1600 used
Capacity/Size	6-round internal, 90.3 cm length	5-round internal, 123 cm length	5-round internal, 110 cm length
Weight	8.67 lbs (3.93 kg)	8.8 lbs (4 kg)	9 kg (19.8 lbs)
Optics-ready	Yes (mount for scope variants)	Limited	Yes
Trigger Type	Straight-pull bolt trigger	Turn-bolt action	Turn-bolt action
Notable Pro	Fast cycling, exceptional accuracy	Durable, affordable	Strong design, widely used worldwide
Notable Con	Limited aftermarket parts	Heavy, slower cycling	Heavier, longer action length

Best Use Cases

Precision target shooting and marksmanship
Historical collecting and display
Recreational hunting of medium game
Plinking and range practice
Military firearms enthusiast use

FAQs

Can I mount modern optics on the Swiss K31?

Yes, the K31 supports mounts for scopes, especially on sniper variants, enabling modern optics use.

What caliber does the Swiss K31 use?

It chambers the 7.5×55mm Swiss cartridge, known for accuracy and moderate recoil.

How reliable is the straight-pull bolt mechanism?

The straight-pull bolt is highly reliable and allows faster cycling than traditional turn-bolt rifles.

SWISS K31 for Sale