I have a .50 cal TC Black Diamond that hasn't had 5 shots through it. It is mint. In cludes the following:

CALIBER: .50 Caliber
IGNITION: Three Flame Thrower™ Ignition Systems; No.11 cap, Musket Cap and 209 Shotshell primer
BARREL LENGTH: 22 1/2"
SIGHTS: Click adjustable steel rear sight with Fiber Optics and steel ramp style front sight with fiber optics
TRIM: Sling Swivel Studs
STOCK: Full size Classic Style; Composite
LOADING: Accepts Magnum charges of 150 grains of FFG Black Powder or three (3) 50 grain Pyrodex® Pellets
EXTRA FEATURES: Three Flame Thrower™ ignitions systems: No.11, Musket Cap and 209 primer, aluminum ramrod, nipple wrench, Drilled and tapped for scope mounts.

Anybody interested? Make me an offer. Was about $300 new. I also have some Pyrodex pellets, sabots, and a possibles bag.