- Multiple Versions: Choose between a 223 / 556 / 300 sized block, and a 308 / 762 sized one.
- Simple Install: Slides in from top of lower and is held in place by the mag catch. To remove, simply press in the mag catch and slide the block up and out.
- Latches on Mag Catch: Block has a cutout to latch onto the lower's mag catch to stay in place during dryfiring / trigger tuning.
- Reduce Wear: Prevents the hammer from hitting the lower, saving the hammer and lower from premature wear.
- Original, Innovative Design: 1500 products designed and 3D printed in the heart of America in St Louis, Missouri by Hammy3DPrints.
This 3D printed piece is held in by the mag catch and allows you to dryfire without causing damage to your AR lower. Simply slide this block in until it is latched, and then perform the dryfiring or trigger testing. Once done, release the mag catch and remove the block.
