F3 SKEET
similar to F3 Competition Sporting Standard, original mfg. had choice of heavyweight (approx. 4 1/2 lbs.) or lightweight (LST, 3 1/2 lbs.) and 2 Briley choke tubes, later mfg. offered 28 (12 ga. only), 30, 32, or 34 (12 ga. only) in. VR bar...