Kelch Wheelhorse Simplicity 7" Gas Cap, Kelch's Newest Style This Kelch Gas Cap In The 7" Length Replaces Several Lawn Mower Part Numbers Including The Following: Replaces Simplicity Part #1704366, Wheelhorse Part # 106945, Exmark Part #'S: 513508 & 303284, Gravely Part # 047615, Dixie Chopper Part # 40222 This Is A 2 1/4" Diameter Gas Cap That Is 7" Long Made in the U.S.A.