Hi iambob32 and welcome to the forum !
Russ Butler has a wide selection of brushes for all your cleaning needs.
15 PIECE BOTTLE CLEANING BRUSH ASSORTMENT. Includes seven nylon and eight hog bristle brushes in different sizes and shapes which should satisfy most cleaning needs. $25.00 includes priority mail shipping. SATISFACTION GUARANTEED. RUSS BUTLER, P.O. Box 264 Havana, FL 32333. email: oldglass99@yahoo.com