Individual stock measurements (out of standard).
Half pistol grip or Full pistol grip.
Cross-over stock.
Completely left-handed GUN.
Beaver-tail or semi beaver-tail forend.
Cheeck piece.
Central vision stock.
Upgraded to wood.
Special grade walnut stock
Exhibition wood stock
Oil-finished stock (where not standard).
Long barrels (over 28" in all calibres).
Flat rib.
Machine cut flat rib.
Hand file cut flat rib.
"Churchill" rib (up to 25").
"Churchill" rib (over 25").
Extra set of barrels. 40% shotgun value.
Briley chokes tubes.
Special Hardening treatment.
Pair of guns (per gun).
Single non-selective trigger (SNST).
Single Selective Trigger (SST).
Self-opener.
Bi-gauge.
Chrome lined barrels.
Concealed hand detachable pin (only in 12, 16 or 20 Ga).
Complete set of fitted spare parts.
Spare fitted firing pins and springs.
AYA logo (in gold) on top lever.
Gold line around lockplates.
Initials in oval.
Initials inlet in gold.
Lettering on barrels.
Serial number in gold on trigger guard.
Initials on trigger guard.
Initials in gold, on trigger guard.
Gold plated internal parts.
Gold plated triggers.