Click to expand Tap to zoom Arcturus M4/M16 Selector Switch Set by Arcturus Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $21.99 SKU AT-SP-A21 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Features Ultra durable MIM (metal injection molding) steel construction Standard M4 style is perfect for replacing or repairing your rifle without changing anything Drop-in design requires little to no modifications to fit
