magazine assembly ma stock 300 further includes an opening formed in a lower surface thereof adapted to receive a magazine clip thus rifle rl may be engaged with stock 300 by lowering rifle rl into the channel as shown in fig7 trigger tr of rifle rl is preferably enclosed by stock 300 when rifle rl is engaged with stock 300 more specifically grip 303 is preferably disposed at position along a length thereof approximately the same as a position of trigger tr of trigger assembly ta accordingly trigger guard 305 of stock 300 is preferably disposed in a position forward of trigger tr and approximately the same as a position of forward contact surface 111 of trigger extension 100 thus forward contact surface 111 is preferably accessible to a user for manipulation and for firing of rifle rl as a result of the advance positioning of grip 303 a distance to clip release cr may be reduced as compared to a grip positioned to allow direct access to trigger tr whereby a user may preferably activate clip release cr while holding grip 303 thus one handed operation of clip release cr is enabled by stock 300 wherein a user may remove and insert a magazine clip using a free hand thereby decreasing a time necessary for replacement of a magazine clip rifle rl may be secured to stock 300 via one or more fastener such as a threaded fastener disposed through hole 311 and engaging a portion of trigger assembly ta or the like additionally cap 313 may be.