** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. **
Gallery
1 of 1
Clock-Type Spring
Patented during the Civil War, the Mershon & Hollingsworth mechanism involved a clock-type spring wound with a fold-out handle.
1 of 1
Normal Fire
The button on the winding plate is a lock-out latch that allowed "normal" revolver operation.
1 of 1
Hammer Block
A manual hammer-block latch prevented the hammer from cocking while the spring was being wound.
1 of 1
Assembly Button
A small tab on the latch engaged a step on the hammer. Note the hand-checkering on the latch assembly button.
North Carolina-based Bear Creek Arsenal, a prolific maker of AR-10 and AR-15 pattern firearms, is combining the modularity of the MSR platform with a traditional turn-bolt action with its Bear Bolt Pro.
SHIELD Sights is celebrating its 40th anniversary, marking four decades of British engineering, innovation and contributions to the evolution of modern red-dot optics.