Perazzi flat rib barrel in excellent condition. Serial #137XXX. Factory threaded choke tube barrel so any factory 18.7 choke will work with this barrel as well as any aftermarket choke with factory threads and for 18.7 bore. This barrel will come with full set of Briley Titanium Spectrum top of the line choke tubes Barrel specs: 31.5 inch 11x7 tapered flat rib Stamped 1.680kg BUT with 2 Briley titaniums installed weighs 1.620kg on my scale 18.7 bore Comes with full set of Briley Titaniums in: SKT/SKT/IC/LM/Mod/Improved Mod $5499 www.lombardosportingarms.com