Black Anodized Aluminum CGA 660 Nitrous Bottle Nut -4AN with Teflon Washer.
-4AN Nitrous Bottle Nut CGA 660 for NOS Nitrous Bottle Comes with Teflon Washer
-4AN Nitrous Bottle Nut CGA 660 for NOS Nitrous Bottle with Teflon Washer
-4AN Nitrous Bottle Nut CGA 660 for NOS nitrous bottle comes with teflon washer
Nitrous Oxide Systems Genuine NOS16220 -4AN-660 Bottle Nut adapter w/ washer&cap
Nitrous Bottle Nut Adapter With Washer (Black, 4AN)
