2 FLEETGUARD WF2127 (Rocky Mountain 2 Pack) Chemical Additive NONE Overall Height 146.3 mm (5.76 in) Largest OD 95.76 mm (3.77 in) Thread Size M36 X 2-6G IN , Cummins Signature M36x2.0 ES DCA-0 units * Sent by Rocky Mountain Truck and Trailer *