Any chokes that fit the Winchoke system, Mossberg, Browning (500 series?), Winchester, Weatherby....<><.... :grin:
H & R 1871/N.E.F. 12 gauge: Interchanges with Trulock's Win-Brn-Moss style.
H & R 1871/N.E.F. 10 gauge: Interchanges with Trulock's Browning Invector 10 gauge.
Weatherby: interchanges with Trulocks Win-Brn-Moss style.