The Diana Trailscout .177 Caliber CO2 Air Rifle (brand part no. 19400008) runs on a CO2 drive that pierces three 12-gram capsules at once, delivering 16 joules of muzzle energy in .177 caliber. Diana built the Trailscout to run single-shot or with the included 9-shot or 7-shot magazine, adding an 11mm prism rail, adjustable rear sight, adjustable trigger, and a removable silencer shroud. Among air rifles, the Trailscout suits plinkers and small-game hunters who want CO2 convenience with real adjustability.

Key Specifications

• The caliber is .177 (4.5mm).
• Muzzle energy is rated at 16 joules.
• Power comes from a CO2 drive that pierces three 12-gram CO2 capsules at once.
• It can be fired in single-shot mode or with the included 9-shot or 7-shot magazine.
• Features an 11mm prism rail for mounting optics.
• The rear sight is adjustable, and the trigger is adjustable as well.
• Includes a removable silencer/shroud at the muzzle.

Frequently Asked Questions

Can I mount a scope on this rifle? Yes, it has an 11mm prism rail for mounting optics.

How many shots can it hold? It ships with a 9-shot and a 7-shot magazine, and can also be loaded single-shot.

Buy the Diana Trailscout .177 Caliber CO2 Air Rifle

A CO2-powered air rifle with a multi-shot magazine and an 11mm optics rail is ready for backyard plinking or pest control right out of the box. Order it from our Lubbock, Texas gun shop for fast shipping to your door.