For Old Owl, here is the text from the BH209 brochure:
USE STANDARD 209 SHOTSHELL PRIMERS
Blackhorn 209 is designed to work with standard 209
shotshell primers. We recommend the following brands:
? Winchester
? CCI
? Federal
? Cheddite
? Remington
We DO NOT recommend any special muzzleloading
primers, #11, musket, or high-powered rifle primers.
DO NOT USE THESE PRIMERS:
? #11 Percussion Cap
? Musket Cap
? Rifle or pistol primers
? Remington Kleenbore Muzzleloading Primers
? Winchester Triple Se7en Muzzleloading Primers
? CCI MZL Primers
? Federal Fusion 209 Muzzleloading Primers
tooldog
USE STANDARD 209 SHOTSHELL PRIMERS
Blackhorn 209 is designed to work with standard 209
shotshell primers. We recommend the following brands:
? Winchester
? CCI
? Federal
? Cheddite
? Remington
We DO NOT recommend any special muzzleloading
primers, #11, musket, or high-powered rifle primers.
DO NOT USE THESE PRIMERS:
? #11 Percussion Cap
? Musket Cap
? Rifle or pistol primers
? Remington Kleenbore Muzzleloading Primers
? Winchester Triple Se7en Muzzleloading Primers
? CCI MZL Primers
? Federal Fusion 209 Muzzleloading Primers
tooldog