STRUT 3/4 STEM EXTENDED SPRING SEATS, INCLUDES UPPER STEM MOUNT FOR .750 SHOULDER x 5/8-18 (with hex) PISTON ROD, 1" OFFSET UPPER AND LOWER 2-1/2 id SPRING SEATS FOR 2.225-8 THREAD STRUT BODY, SET FOR 2 STRUTS. USE ON 6" TRAVEL INTEGRAL SPINDLE 2nd DESIGN PISTON ROD ONLY