Manufactured in 1875. The serial number falls into the First Model production run with the receiver fitted with the signature grooved dust cover guides and the cover has a serrated thumbprint pattern. Standard two line barrel address/King's patent dates marking, "MODEL 1873" on the upper tang and serial number on the lower tang. The lever latch has the visible threads often seen on earlier First Models. Round barrel, blade front sight, adjustable sporting rear sight, button magazine and mounted with a plain straight grip stock with steel forend cap and crescent butt with sliding brass trap door.