latch 134 a to freely pivot between locked and unlocked positions front gear recess 292 can receive actuator extension 230 so that front gear protrusion hole 232 receives front gear protrusion 294 back gear drive 282 generally includes gears 296 back gear guides 298 and back gear protrusion 300 gears 286 of cog 278 engage gears 296 of back gear drive 282 back gear guide slots 196 transversely receive back gear guides 298 so as to enable active latch 134 a to freely pivot between locked and unlocked positions back gear protrusion hole 276 of upper linking member engager 270 receives back gear protrusion 300 anti slam mechanism 150 generally includes anti slam actuator 182 anti slam body 302 anti slam protrusion 304 and anti slam spring hole 306 anti slam mechanism 150 generally ensures that the door is shut or that anti slam actuator 182 occupy a non extended position in order for adjustable latches 134 to be actuated into locked positions referring to fig4 anti slam body 302 fits into anti slam recess 246 and thereby prevents lateral movement of active lock actuator 144 when anti slam body 302 occupies an extended position such as for example when a sliding door is open referring to fig5 6 anti slam body 302 is located below anti slam recess 246 and thereby permit lateral movement of active lock actuator 144 when anti slam body 302 occupies an non extended position such as for example when a sliding door is closed anti slam actuator hole 130 of faceplate 104 and anti slam protrusion hole 178 of front wall 156 of active locking device base 112 receive anti slam.