Ahjae TV attempts to transform a basic Toystar K1A air-cocking rifle into a gas blowback (GBB) model using a 3D-printed conversion kit. The process begins with a complete teardown of the plastic donor gun, which is preferred over the metal version for its smoother potential performance. He unboxes a collection of 3D-printed components, including a trigger box and bolt carrier, expressing a mix of excitement and mild concern regarding the long-term durability of plastic parts slamming against each other.

Miscellaneous Unit Airsoft puts together the Toystar K1A SMG AEG in this video. This airsoft replica accurately reflects the original, offering an authentic experience with features like AR-15-style controls, iron sights, and compatibility with standard M4/M16 gearboxes.

Jeidanten provides a concise overview of the Marksman Daewoo K1A gas blowback rifle, highlighting its key features. Manufactured in Taiwan, this gas-powered rifle operates on a gas blowback system, realistically simulating the recoil of a real firearm. It offers various firing modes, including safety, single shot, fully automatic, and three-round burst, along with adjustable hop-up for trajectory control.

Molcom checks out the STS K1A GBBR which is based on the South Korean SMG. The STS K1A, a highly realistic GBB (Gas Blowback) rifle replica features an aluminum bolt carrier, steel outer barrel, Angry Gun NPAS Nodding Nozzle & Chamber & Inner Barrel & Hop-up Rubber for enhanced performance, and fires in single shot, burst, and automatic modes. The rifle is adjustable in length (653mm-838mm) and weighs 2200g. It comes with a 30-round magazine.

Normal Suit talks about the Marksman K1A GBB Rifle which is based on the ROK service rifle and made in Taiwan... "An unprecedented event occurred in the airsoft gun market where a Korean gun was made and sold in Taiwan, and it was also made with a gas gun. This product was produced by a new company called marksman and sold for a frightening launch price of $1,900. The product is already sold out and it is unclear whether it will be sold again, so it is a limited edition.

The MOA Exhibition 2023 features the Marksman GBB PCC, a gas blowback airsoft gun with the V-system, at the Action! Airsoft booth. This gun has an AR9 /9mm PCC style, a steel flash hider (14mm CCW), an integrated CNC aluminum outer barrel, and a CNC aluminum 7.5" M-LOK handguard. It also has a steel magazine release, a steel bolt lock lever, a steel hammer and sear, and a CNC aluminum bolt carrier. The magazine well system is adjustable, and the buffer tube is one-piece.

Larry Vickers features the K1A that is in use in the Armed Forces of South Korea in this Vickers Tactical video. Made by Daewoo Precision Industries, it was introduced in 1981. Classified as an SMG by the South Korean military, it is also in use in Bangladesh, PNG, Senegal and Cambodia. It fires the Remington .223 rounnd.