Sig Sauer MCX RATTLER BB KIT WITH SPEED LOADER

The MCX Rattler BB Kit is a CO-powered air rifle that fires 4.5mm steel BBs and includes a speed loader for quicker magazine reloads. Designed to closely mirror the controls and operation of the 300 Blackout MCX Rattler, it features semi-automatic and three-round burst firing modes, an internal blowback system that produces felt recoil, and functional controls for realistic handling. The rifle uses a full-size 30-round magazine that houses a 12g CO cartridge, along with an ambidextrous fire sele