The product is a vintage Spanish-made percussion lock for a colonial/Kentucky pistol and rifle. This unbranded/generic lock is designed for muzzleloaders and is a unique find for collectors of black powder hunting sporting goods. The lock is in good condition and is a rare piece of history for enthusiasts of vintage firearms. It measures 4 3/8 " long and 1" high and the hammer has a 1 1/4" swing.