what model tailcap for M3

[Manila]

Can you guys help me out with the model number for the tailswitch for a Surefire M3

I'd like to use the Pila 150S batteries from Jon but I'd rather use the new spring from Jon on another tailswitch instead so I'd have the best of both worls.

Thanks!

 

[Size15's]

Z41-HA is the LockOut TailCap in HA.

 

[Manila]

Much obliged.