CA Compliant NAAA(R) .22LR Rimfire Mini Revolver The NAA .22LR is the most popular Mini Revolver ever produced. With many current accessories, it is versatile for many applications and is the standard by which other Mini Revolvers are judged. As with every NAA Mini Revolver, the hammer need not rest on an empty chamber. Using the original half-way notch cylinder, the hammer may rest safely and securely without chance of accidental discharge. Compliant for sale in California. Order today!