I only know these models:

AYA Matador
AYA 4 & model Deluxe
AYA XXV

UA 203
UA 204
UA 205

Ugartechea 30
Ugartechea 40 / Jabalí (for bullet shells)
Ugartechea 40EX

AYA and Ugartechea models were made before and after 2000.

Some pictures...

Unión Armera 205
[Linked Image from i.ibb.co]
Unión Armera 204
[Linked Image from i.ibb.co]
Unión Armera 203
[Linked Image from i.ibb.co]
Ugartechea 41 (a great boxlock model from mid-19th century)

[Linked Image from i.ibb.co]

AYA N4
[Linked Image from i.ibb.co]
AYA XXV
[Linked Image from i.ibb.co]
Ugartechea 40
[Linked Image from i.ibb.co]
Ugartechea Jabalí
[Linked Image from i.ibb.co]


28 ga, hammerguns and all shotguns and rifles made by hands.
Waidmannsheil 🌿📯