The BT TM-15 Tactical Car Stock for 98 / BT-4 was designed specifically for the TM-15.  This Tactical Stock is manufactured from durable military grade composites and will stand up to the rigors of even the toughest scenario player. The TM-15 stock was ergonomically designed for increased comfort and control. This BT stock adjusts in range from 7” in length to 11” in length fully extended and has up to six different positions. You will find an increase in accuracy because recoil will be reduced and you can hold your marker tighter to your body as you take aim!