Al Z, All depends what state you live in. That product can come directly to my home in WI as an firearm accessory. Only certain non free states have restrictions on this accessory.

California: Due to California laws and regulations pertaining to firearms and firearms use, All RONI, RONI STABILIZERS, MICRO RONI, & MICRO RONI STABILIZER PISTOL CARBINE CONVERSION KITS are not authorized for sale or use in the State of California.
– New Jersey: Due to New Jersey laws and regulations pertaining to firearms and firearms use, All RONI, RONI STABILIZERS, MICRO RONI, & MICRO RONI STABILIZER PISTOL CARBINE CONVERSION KITS are not authorized for sale or use in the State of New Jersey.
MICRO RONI HAS NFA RESTRICTIONS. TAX STAMP IS REQUIRED.

Al yes Sir. --- https://caagearup.com/product/micro-roni-nfa-item/