Hamiltonbobs Premium Quality Glow Plug Made for AGCO Massey Ferguson MF Challenger.

Overall Length = 3.00'' thread = M10 X 1.25'' AGCO ST60A, ST22A, ST28A, ST33A, ST34A, ST41A, ST47A, ST52A, Massey Ferguson / Harris 1433, 1440, 1455, 1526, 1528, 1529, 1531, 1532, 1533, 1540, 1547, 1552, 1560, 1635, 1643, 1648, 1652, 1655, 1660, GC2300, GC2310, GC2400, GC2410, GC2600, GC2610, 1520, FC23, ZT33, ZT29, Challenger MT255B, MT265B, MT275B, MT285B, MT295B, MT297B Replaces Part Numbers: 3704242M1, 3757093M1, 6242215M1, 6252809M1, 839912M91