CRL 5 Way Stratocaster® Lever Switch Pickup Selector with B&W Tips
CRL pickup selector switches are famous for durable, noise-free reliability and easy wiring since the early days of electric instruments.
First choice of guitarists, Made in USA. Includes Versatile extra-length Phillips oval head 6-32 x 5/8" stainless mounting screws (you can install the switch in a carved guitar top, as well as a standard pickguard or control plate)  and a handy wiring diagram 
Body cavity depth required  1-3/8" (34.93mm).     Mounting screw spacing 1-5/8" (41.28mm)
 
Lever stem .052" x .188" (1.32mm x 4.78mm).      Pickguard slot required (for the lever) 1/16" x 1-1/16"  (1.59mm x 26.99mm)