Replacement bolt catch actuator for Angstadt Arms 0940 and Angstadt Arms Jack9 9mm lower receivers. Includes bolt catch actuator (transfer bar) and 5/16″ roll pin. Requires our lightened bolt catch spring found in 0940/1045 receivers and UDP-9 firearms.
0940 Bolt Catch Actuator
Login to see pricesReplacement bolt catch actuator for 0940 and Jack 9 lower receivers.