Percussion, I assume.
Deer Creek Products, 765-525-6181. No web site or email address.
From their 2007 catalog:
KP-5065 Traditions Kentucky pistol, .45 cal perc kit $134
KP-4265 Traditions Pioneer pistol, .45 cal perc kit $148
P-1265 Traditions Pioneer pistol, .45 cal perc finished $174
PK-100 Deer Creek American pistol, .45 cal perc kit $134
PK-1104 Deer Creek Kentucky pistol, .45 cal perc kit $134
PK-108 Deer Creek Colonial pistol, .45 cal perc kit $124
PK-110 Deer Creek Tower pistol, .45 cal perc kit $139
no catalog no., from page 37, Pennsylvania style Kentucky pistol, .45 cal perc kit $144