1860 Henry Modification A leather lace-on “heat shield” wrap around the barrel and magazine tube of the 1860 Henry rifle has been approved by the Range Operations Committee. The proposed modification is a reasonable solution to a well-known safety concern regarding the use of the 1860 Henry rifle in SASS competition. As many shooters choosing to use that model also shoot in Black Powder categories, the lack of a forearm can be problematic as the barrel heats up. That can lead to p