Libra One New 12" X 2" Trailer Brake Drum Kit 8 on 6.5" B.C. for 7000 Lbs Axle - 22004k One New 12" X 2" Trailer Brake Drum Kit 8 on 6.5" B.C. for 7000 Lbs Axl Bolt pattern: 8 on 6.5" 8 x 1/2"-20 studs installed 2 x bearing races installed Kit also include: 25580 inner cone bearing and 14125A outer cone bearing, Grease seal 2.25" x 3.371" seals, EZ lube grease cap with rubber plug, 8 cone wheel nuts, 1/2" - 20 thread Fits 12" x 2" electric and hydraulic brakes (not included), Works on Dexter and other brands 7000lbs axle in the market Ref part #. 008-219