Shooting Chrony F-1 Master Chronograph
The Shooting Chrony F-1 Master is a base model that provides numbered shot velocities on a remote display with an 18 ft. cord for close-up viewing. The display remains until the next shot is fired. Fast set up and take down.
Sig Sauer Factory Recoil Spring, P227/P220 .45, P226 .40/357, P250 FS .40 - Green