Inner & Outer tie Rod Boots will work on most BX models such as: BX 30, 50, 60, 70, 24,, BX1850, BX1870, BX1880, BX2200, BX2350, BX2360, BX2370, BX2380, BX24, BX25D, BX 23s, BX2670, BX2680, BX1870-1, BX25DLB, BX25DLB-1, BX2670, BX2670-1, GR2020G, GR2020G-2, GR2020GB-2, GR2120, GR2120-2, GR2120B-2 and the 2580 series GR mower.