Samson Weapon Mount K-Rail Black - AK47 M1 Century. A model of Samson K-Rail is available to fit the AK-47 Krinkov M 92 and Bulgarian Krinkov. SAMSON K Rail Model 1 fits most AK-47M 's. K-Rail Model 2 by Samson fits most Krinkovs and Samson K-Rail...