2 pieces free wheeling hub lock manual lock with 30 spline design.Compatible with Land FJ60 models manufactured from August 1980 to April 1986.Also fits FJ40, FJ43, FJ45, BJ40, BJ42, BJ45, BJ46, HJ47 models from August 1980 to January 1990.Compatible with FJ62, BJ60, HJ60, HJ61, HZJ80, FZJ70, FZJ75, and Land 60, 61, 62, 70, 72, 73, 75, 80, 55, 40, 45, 47 series models with live axle configuration produced between 1976 and 1989.Not compatible with Prado models or leaf spring equipped vehicles.Requires 6 x 12 mm headed bolts securing the drive plate at the center of the front wheels.Matches OEM part number 43530-69045.Pitch circle diameter is 90 mm.Includes one pair (2 pieces) as shown in product images.