We are always adding New Items in Our Hot Deals Tab!!! Edit My Account | Order History | View Shipping Costs | View Shopping Cart | Login Shopping Categories > Regulators > Regulator Accessories First Stage Regulator Adapter 7/16M - 3/8FFirst stage regulator adapter 7/16 x 20 to 3/8" x 24 Male thread end is a 7/16 Female thread end is a 3/8 Piranha's Price: $3.99