Description
Designed specifically for the HK MR556 and MR223 platforms. The FRT-MR3 maintains the precision and reliability HK is known for while adding the forced-reset advantage. Drop-in compatible with stock HK MR-series lowers.
Cheap FRT-MR3 Forced Reset Trigger (HK MR556/MR223)
$538.92
FRT-MR3 brings forced-reset to the HK MR556 and MR223 platforms.
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