Stock Block

A stock block is used to fix a collapsible and or folding stock in place. A stock block is an essential component of a Featureless rifle in California. In California, a semi-automatic rifle with a detachable box magazine cannot have a collapsible or folding stock.

California legal Featureless FN SCAR 16S 5.56 FDE RIFLE with stock block. Available from Cordelia Gun Exchange.
California legal Featureless FN SCAR 16S 5.56 FDE RIFLE with stock block. Available from Cordelia Gun Exchange.
Tan FN Five-seveN FDE 5.7x28MM PISTOL. Available from Cordelia Gun Exchange.
Strike Industries AR15 M4 AR10 Stock Stop. Make your AR10 / AR15 / M4 rifle legal in California!