One of Bushmasters most popular Carbine models, the M4 Type features a distinctive military barrel profile and six position telestock. This is great for 3 gun match shooting, home defense and law enforcement use. The A2 and A3 type Patrolman's Carbines are modeled after the M4 carbines, but with additional barrel length to make them legal for sale to individuals (semi-automatic configuration with 16" barrel). These rifles feature a 16" barrel chrome lined in both bore and chamber, birdcage type suppressor. The Bushmaster A2/A3 type Patrolman's Carbines are shopped complete with 30 round magazine, safety and operational manual, and carrying sling.