Videos tagged with Flat Top Upper Receiver

This video reviews the Retro Arms LSW clone upper receiver, a reproduction of a rare Colt light machine gun variant. It details the historical development of the Colt LMG and its Canadian counterpart, DCO, highlighting design changes like the move from open-bolt to closed-bolt operation for safety and accuracy. The review emphasizes the challenges and costs associated with replicating original parts, explaining compromises made by Retro Arms to offer a more accessible clone.

This video compares the Diemaco C7A1 and Colt M16A4, highlighting Canada's early adoption of the flat-top upper receiver and Weaver rail system around 1990, predating the US military's 1913 Picatinny rail. The C7A1 is praised for its practical A1 rear sight, full-auto capability, and cold hammer-forged barrels, contrasting with the M16A2's range-focused design. The discussion delves into the history and standardization of the 1913 Picatinny rail, crediting Dick Swan with its development and dimensions.

This video provides an in-depth look at Diemaco/Colt Canada's AR-pattern rifles, focusing on the C7 and C8 series. It details their development from the M16A2, highlighting Canadian modifications like cold hammer-forged barrels and the introduction of the flat-top upper receiver. The evolution through models like the C7A1, C8A1, L119A1, C7A2, and C8A3 is explored, emphasizing their quality and innovation.

This video provides a technical and historical deep dive into the Colt LE6940 rifle, tracing its development from the SCAR program and highlighting its innovative one-piece upper receiver. The presenter, with firsthand experience at Colt during its development, details the rifle's features, evolution, and its significance as a departure from traditional AR-15 designs, emphasizing its accuracy and military/law enforcement appeal.

This YouTube video from Brownells features a DPMS Firearms Flat Top Upper Receiver with an attached barrel. The description directs viewers to the Brownells website for more information about this firearm component. The video likely showcases the product's features and potentially demonstrates its assembly or functionality, targeting firearm enthusiasts interested in AR-15 platform builds and components.

This review of the Olympic Arms K3BM4 A3 AR-15 highlights its faithful reproduction of the M4 design, featuring a 16-inch stainless steel barrel with a 1:9 twist rate and a flat-top upper receiver. The rifle demonstrates reliable function with various ammunition types, including Wolf Performance, and achieves respectable accuracy at 100 yards with both iron sights and an optic. The review emphasizes the quality of internal components, such as the M16-style bolt carrier with a staked gas key and forged receivers, noting their approval for government purchase.