Replaces (OEM): ARIENS 62010 & MTD 710-0389
Fits Ariens ST420, ST424, ST520, ST524, ST624, ST724, ST732, ST824, ST824S, ST828, ST924, ST1028, ST1228E, ST1032, ST1032E, ST1236, ST1236E.
Also fits 20", 24", 32", 36" & 40" Snowblower Attachments.
Fits MTD 195-469-000, 195-486-000 196-486-000, 190-486-000 36" Snow Thrower Attachments, 190-623-000, 190-623-000, 190-624-000, 190-624-000, 310355, 310385, 311355, 311385, 31355-9, 31385-9 and many more MTD models
Length:

121253 Snowblower Carriage Bolt and Nut
Replaces (OEM): ARIENS 62026 & MTD 1186097, 1529-025, 158907, 166759, 1712059,
1736098, 706-10611-10, 710-0260, 910-0260, 910-0260A, GW-1186097,
GW-1712059, GW-B1186097, GW-B1712059, GW-B1736098, IH-26212-R1, WM-62532
Fits Ariens ST420, ST520 20" Snowblowers, ST524, ST624, ST724, ST824, ST832, ST1032, ST8
24" & 32" Snowblowers and 24 & 32" Snowblower Attachments.
Fits MTD 22", 24", 26", 28", 45" Snowblowers and 36" Snowblower Attachments
Size: 5/16-18 x 3/4

* This part replaces: 712-3087P, 7123087, 912-3087, GW-7123087