H2 BUFFER & AR10 CARBINE BUFFER SPRING (FOSTECH ECHO 2 BUFFER SYSTEM FOR 9MM AR PLATFORM)
$50.39
$91.71
Description Perfect for fine tuning your AR9 to work properly with the Fostech Echo 2 trigger system in a 9mm AR platform. Fits all standard AR15/M16 carbine buffer tubes Weight: 4.6 oz Manufactured to mil-spec dimensions Hard coat anodized 100% USA Made Buffer spring is AR10 carbine length and strength IF YOU’RE BUILDING OR INSTALLING A FOSTECH ECHO 2 TRIGGER INTO YOUR AR-9MM, THIS IS THE ONLY BUFFER/SPRING COMBINATION YOU’LL BE ABLE TO USE.
