Features 1、Applicable Model: The nut wrench for MC1, for R‑MR, for Alpha Gen 1 Generation II, for Bravo, for Blackhawk. Please confirm whether it is consistent with the product you want before buying to avoid unnecessary return. 2、OE Number: The part numbers for reference are 391‑36235, 18‑9803, 91‑17256. Please confirm whether it is consistent with the OE you need to avoid wrong buying and other problems. 3、Durable Material: The nut spanner is made of durable and reliable material, high strength and wear resistant, having a long service time. 4、Easy to Use: The wrench drive tool is simple to use and operate, convenient and time saving, don't need too much complicated steps. 5、Ideal Replacement: The bearing retainer nut wrench is a perfect tool for repairing, can directly replace the old and broken wrench, ensuring the normal use. Specification Item Type: Spanner Nut Wrench OE: 391‑36235, 18‑9803, 91‑17256 Application: Remove and install driveshaft housing (upper) bearing retainer nut. Fitment: For #1 1982 and earlier For R MR For Alpha Gen 11983 -1990 For Alpha Generation ll For MC1 For Bravo For Blackhawk (Not For Bravo 2, 3, XR, or TR) Package List 1x Spanner Nut Wrench