SIONICS 6-Position Mil-Spec Carbine Receiver Extention for your AR15, M16 and M4. Machined from 7075-T6 and manufactured to Mil-Spec dimensions and specifications.
H (Heavy) Buffer for your Carbine, AR15 and M4
H2 (Heavy) Buffer for your Carbine, AR15 and M4
H3 (Heavy) Buffer for your Carbine, AR15 and M4
“BLUE Spring” The Enhanced Power Buffer Spring offers improved performance with most non-suppressed 12.5"-14.5" SBR's, 16" DI Mid-Length BBLS and all Mid-Length Uppers with Adjustable Gas Blocks. Best performance is usually achieved using buffers ranging from H and H2 Buffers.
Receiver Extension Lock Ring
The AR15 Revival Kit includes the majority of wear and tear components that may need to be replaced over time.