Crickett Crickettinny Rail Kit. Total length 4 7/8 utilizes the same mounting procedure as the standard Crickett scope mount includes mounting screws does not accept 3/8 dovetail rings (Use KSA031 SCOPE MOUNT KIT with KSA054 CRICKETT SCOPE) (NOT COMPATABLE with KSA054 CRICKETT 4 X 32 SCOPE) Crickett and Chipmunk Rifle use only Package Contents: Davey Crickett Crickettinny Rail Kit The Davey Crickett Keystone Sporting Arms Crickettinny Mount Base Black KSA00425 is a quality addition to the Davey Crickett lineup. For more great deals on Picatinny Rails by Davey Crickett please browse our Davey Crickett Gun Parts page. Davey Crickett Keystone Sporting Arms Crickettinny Mount Base Black