HO Scale 43 envelopes of Kadee couplers, various catalog numbers, most sealed. Five MK-4, two MK-5 & 10, one MK-6, three MK-7, two MK-8, ten B-1, four B-6, five K-10, one B-25, one B-26, three C-7, one K-4, three K-5, two K-6 and more in non-factory envelopes. Jar of coupler pockets/covers. Please view the photos of the items in this lot carefully as they are being sold as they are shown in our photos with NO returns or refunds.