Harken 3813 System AA Battcar - Manual (Page 6)

2. Deburr cut.
Slightly round track corners that will slide against mast.
1. Cut special length top track from 2.05 m (6'8 3/4") track.
3. Drill 4.5 m (3/16") top stop hole in cut end of track.
Use existing hole if top track is 30 mm (1 3/16").
3/8" (10 mm)
Preassembly – CB System (Slug Mount) Cut Top Track to Length
6 System AA (CB)