Stopper Size 29/42 ,Each

Details:

Stoppers glass solid pennyhead [standard taper] full length^ [standard taper] joint; 29/42 pennyhead [standard taper] stopper for use in the same size outer joints. Sizes [standard taper] 10/30 through [standard taper] 19/38 are solid. Sizes [standard taper] 24/40 and larger are hollow.