Golo Airsoft provides a comprehensive guide to enhancing the XM5 GBBR's performance through detailed modifications. This video covers extensive adjustments to the lower receiver's trigger unit and hammer spring, alongside significant changes to the upper receiver, including a new bucking, bolt processing, and an improved nozzle.

In this video review of the Toxicant XM5 Sig Spear GBBR, Jaeger Precision finds it "useless" because of a critical issue: he can't get spare magazines. Despite the high quality of the replica and its accessories, including a Holy Warrior scope, the gun is largely a "paperweight" as he is stuck with only a few magazines.

Classic Firearms compares the AR-15 and the Sig Sauer MCX Spear LT, covering their histories, mechanisms, and shooting performance. The AR-15, developed in the 1950s, utilizes a buffer system, while the Sig MCX Spear LT, a lighter version of the military's MCX Spear, features a short-stroke piston system. Both rifles are chambered in 5.56, but other calibers are available. In their shooting tests showed comparable recoil, but the Spear LT produced less gas blowback and a cooler handguard.

Jonathan Ferguson features the Sig Sauer MCX which has been the adopted as the UK Commando's new rifle in this Royal Armouries video... "Ever wondered what Jonathan Ferguson (Keeper of Firearms & Artillery at the Royal... etc) gets up to on his holidays? Well, it's pretty much exactly what you would expect...?"

Bradley Phillips gets to try the Apex Force SIG MCX Gel Blaster that has a firing velocity of 300fps. The SIG MCX Rattler Gel Blaster is a compact replica of the MCX Rattler firearm, featuring a reinforced gearbox and an Eshooter Kestrel V2 Basic ETU from Apex Force Ultra Line, and is claimed to be engineered to provide high performance and durability for gelsofters.

Airsoft Chay reviews the APFG MPX, an airsoft version of the SIG MPX. The replica features a CNC aluminum upper, a diecast aluminum alloy lower, and a Midwest Industries handguard. The video highlights the replica's accurate replication of controls, durable paint finish on the upper, and less durable finish on the lower.

Jaeger Precision shows the installation of its new Sig MCX buffer products, designed to replace the hard plastic buffers in the Toxicant MCX series, Salvo Precision MCX series, and Toxicant XM5s. The presenter demonstrates how to swap out the buffers in each model while highlighting their differences. Made from TPU, these buffers offer high impact resistance, UV stability, and chemical and water resistance, helping to absorb some of the impact that reaches the back of the receiver.

110 SASS Actual checks out the SIG Sauer Tango MSR 1-8 if it its the best budget LPVO... "All new 7 part mini-series with the BEST budget lpvo scopes right at the 500 beans mark. we have gathered the Vortex Strike Eagle 1-8, the Griffin Armament 1-10, the Swampfox Arrowhead, the Arken 1-8, Primary arms 1-10 acss nova SLX and the sig sauer tango msr 1-8. these red dot LPVO's in MOA and MIL reticles are all going head to head and only ONE will be declared a winner.