Henry Repeating Arms Co Receiver Picatinny-Style Scope Mount For Big Boy 2nd Gen Rifles

Henry Repeating Arms Co Receiver Picatinny-Style Scope Mount For Big Boy 2nd Gen Rifles. Note to Big Boy Owners (H006/H012 Series in .38/.357 .44m .45lc .41m .327/.32) Previous production or 1st gen Brass Big Boy guns were drilled and tapped on the barrel under the rear sight they were NOT drilled/tapped on the receiver. You will need to use BB-CSM for 1st gen H006 Brass Big Boy series. In 2011 we began shipping 2nd generation Brass Big Boy rifles which feature receivers that are drilled and tap