The V260-9.80ET2LK from Calmark Birtcher is Card-Lok with 5 segment, shafted design, visual indicator, lock patch, lock nut, additional mounting hole and 2-56 tapped hole. This Card-Lok has 6.35 mm (0.250") x 6.26 mm (0.270") profile dimensions and 248.92mm (9.8") length. For cold wall applications.