The CMMG 55A1A0B-MB Dissent Rifle takes the AR to the next level. A single experience at the range will convince you that this weapon is an optimal choice for the AR style. Equipped with a 16.1\'\' barrel and 5.56mm chamber, this Dissent model provides an exceptionally smooth shooting experience. The butt-end of the Dissent comes with an innovative side-folding stock that can be adjusted for length of pull and cheek riser. It is kitted with a non-reciprocating forward charging handle that allows for rapid, easy manipulation without losing focus on your target. The modern M-LOK handguard, complemented by a top picatinny rail, provides ample space for mounting any accessories of your choice. This model stands out with its Adjustable Gas Block; a handy feature if you\'re planning to shoot with a suppressor or fine-tune your Dissent to your chosen ammunition. It allows for precise regulation of the gas system to ensure optimal performance every time - never excessive, never insufficient.