Bullpup design manual loading side bolt action pre-charged pneumatic (PCP) air riflePrecision rifled choked barrel for accuracy threaded for 1/2" UNF sound moderator & fitted muzzle cap.22 (5.5mm) caliberDetachable 12-shot magazineIncludes 2 magazines and a quick-fill nozzleBlack anodized aluminum receiverPicatinny rail for both 11mm and 22mm scope mountsAmbidextrous bullpup synthetic stock. Picatinny rail beneath the forearmEasy Adjust Elevation Comb - Stock equipped with integrated elevation adjustment buttonElevation & cast adjustable rubber butt padCheckering on grip & forend for better control & feel165cc volume steel air cylinder (not detachable)Built-in pressure gauge in the forearm to monitor the cylinder pressurePatented anti-knock system to prevent gas wastage when rifle is knocked or bouncedManual safetyQuattro Trigger: 2-stage full adjustable match trigger for trigger travel and trigger load