The Phantom Pup V1 - A bullpup lower receiver for bufferless AR-15 Style upper receivers.
Currently compatible with the Foxtrot Mike FM-15 Gen 2 & PSA Jakl. BRN-180 is also likely compatible.
1-31-25
Mk 2 released!
Redesigned lower receiver with shorter LOP and minor improvements
Added BRN 180 Adapter.
Added CMMG Dissent Adapter (untested)
Added TPU buffers.
Added laser cut magazine catch (untested)
Redesign FM15 & Jakl Stocks (V1 is foward compatible).
Redesign Trigger (V1 is foward compatible with minor modification).
Updated instructions
LBRY Tags: 3d print; firearm; bullpup