Add to Cart Compare HAMMER EXT HENRY BIGBOY CENTERFIRE RFL UPC: 811071012836 GrovTec US MSRP: Now: $11.40 Was: GrovTec Hammer Extensionbr /br /Made in the USAbr /br /Fits: Henry Big Boy Centerfire Rifles, Post 2010 Models MSRP: Now: $11.40 Was: Add to Cart Compare