GE / ED.0707 · Announced · New pump-action rimfire rifle
Derya Arms
TM22 Pump 18 in
Derya's TM22 Pump combines a manually operated pump action with detachable TM22 box magazines. The official release documents an 18-inch 1:16 right-hand-twist barrel with 1/2×28 muzzle threads, a top Picatinny rail, front bead, adjustable cheek pad and basepads, approximately 4.85-pound weight and two included 10-round magazines; 15- and 25-round TM22 magazines are compatible. Derya marks the configuration compliant for California, Maryland and Massachusetts. UPC and exact overall dimensions remain unpublished. The linked USA Gun Shop article is labeled Written platform review: it covers the exact TM22 Pump family as a specification and launch analysis, not a hands-on or live-fire test.
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Curated pairing
Pair it with the TM22 Pump 18 in.
Ammunition is matched by chambering and intended use, with defensive handgun loads favored over novelty or pest-control cartridges. The knife is selected as a functional and visual companion. Always confirm the exact firearm and ammunition markings before use.
AmmunitionHickory Flat Boars catalog
22LR super X
.22 LR · See official source · See official sourceOpen record ↗
KnifeGuardian Tactical
Mini APEX
Black aluminum and carbon fiber · dark-stonewashed tantoOpen record ↗Video and review file
See the firearm
beyond the listing.
Links are checked for model and caliber. A platform review is never presented as a review of the collectible finish or distributor treatment.
USA Gun Shop
Derya TM22 Pump: New Pump-Action .22 LR Rifle
Covers the exact TM22 Pump family and compares the published 18- and 20-inch configurations. It is a specification and launch analysis, not a hands-on or live-fire review, and it does not independently test the action, accuracy, finish or magazine reliability.Link checked Nov. 6, 2026Watch or read ↗Continue the archive
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Browse records connected by maker, distributor, chambering, or edition type.
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What is the Derya Arms TM22 Pump 18 in?
The TM22 Pump 18 in is cataloged by Gun Editions as a new pump-action rimfire rifle from Derya Arms, chambered in .22 LR. Its recorded status is announced, its original price is $429, its production run is standard-production model · quantity not limited, and its documented sell-through is not publicly documented.