The GrovTec Hammer Extensions for Post-2010 HenryA(R) Big Boy Centerfire / Single-Shot Rifles is a drop-in hammer extension designed to deliver faster and more reliable handling. Features CNC-machined steel construction with an aggressive knurled texturing pattern. Drop-in design for faithful service right out of the box.
Keystone Crickett 6061 Precision .22 LR Single-Shot Rifle $269.99 
GrovTec US Inc Hammer Extension for Henry Big Boy & Single Shot Rifles, Black Steel GTHM283 $18.98 
GrovTec Hammer Extensions for Post-2010 Henry Big Boy Centerfire / Single-Shot Rifles
$12.99 
