Videos tagged with Diemaco

This video compares the three main AR-15 operating systems: Direct Impingement (DI), Short Stroke Piston, and Long Stroke Piston. DI is simple but dirtier, while piston systems keep the action cleaner but add complexity. Long stroke pistons offer AK-like reliability but can increase recoil, and DI systems may offer better accuracy due to fewer moving parts.

This video details the identification and historical context of Canadian-made Colt M4 carbines (Diemaco/Colt Canada) entering the US civilian surplus market. It highlights key visual and internal markings distinguishing them from US-made Colts, such as grey parkerized finishes, Diemaco forge marks, 'CC' barrel markings, and offset gas key staking. The discussion covers the impact of the 1994 Assault Weapons Ban and the collectibility of these unique LEO trade-in rifles.

The L119A2 is the standard-issue rifle for UK Special Forces, manufactured by Colt Canada. It features a monolithic upper receiver for improved accessory stability and comes with options for 10-inch or 15.7-inch barrels. While offering upgrades like Geissele triggers and Magpul furniture, it faces challenges with heat dissipation and cleaning due to its design.

The L119A1, adopted by UK Special Forces, is a Diemaco/Colt Canada variant of the M16/M4 platform. It features a Knight's RAS, Lone Star grip, and SureFire 216-A light. Notable modifications include a stepped buffer tube and an ambidextrous charging handle, distinguishing it from standard AR-15s.

This video focuses on Diemaco/Colt Canada AR platforms, often referred to as the "Great White North" ARs. It showcases various aspects of these rifles, likely including their history, features, and potentially comparisons or modifications. The description also includes affiliate links to related merchandise such as PVC patches, posters, a book on the M16, backup sights, earmuffs, a rifle rest, a military tool, and an armorer's manual, suggesting a comprehensive look at these firearms and their accessories.

This video delves into the critical role of AR-15 buffers, explaining their function in managing bolt carrier bounce and ensuring reliability across various conditions. It details the evolution from early rifle buffers to specialized H, H2, and H3 carbine buffers, highlighting the use of tungsten for increased mass. The content also covers unique applications like 9mm blowback systems and provides practical advice on buffer selection for different firearm configurations.

This YouTube video is a book review of "Vickers Guide AR15 Volume II" by Larry Vickers and James Rupley. The review highlights that the second volume shifts focus from the early development of the AR-15 (covered in Volume I) to more modern iterations of the platform. It details the inclusion of foreign-made AR variants (Diemaco, Norinco, HK), the development of piston-driven AR models (Colt experimental, T65, HK 416, HK 417), and modern 7.62mm NATO AR-10 type rifles (M110, L129A1). The reviewer expresses pleasant surprise that the book leans into military applications rather than just commercial or competition models, finding the comparisons of different military iterations and accessories interesting.

This review highlights the exceptional durability and lasting value of a used Colt AR-15A3 police surplus rifle. Despite significant external wear, its internal components remain in excellent condition, demonstrating Colt's quality manufacturing. The rifle proved reliable during field testing and offers a cost-effective option for a long-lasting firearm.

This review details the Colt Canada SA20, a civilian clone of the Canadian C7A2 rifle. It highlights key differences from the military version, such as black furniture, semi-automatic-only fire, and the absence of ambidextrous controls. The review also covers technical aspects like the bolt carrier group, integrated upper receiver (IUR), and the effectiveness of the C9A2 flash hider.