Barrel Bolt 7.6 cm (3") Cabin Bolt - Compact Lock | 4BoatsCompact barrel bolt for manual locking of small doors, lockers and panels. Length listed in metric first: 7. 6 cm (3") compact fit for confined spaces Fitment & sizing surface mount design suited to tight spaces; check hole centres and clearance before fitting Mounting holes permit secure surface attachment to doors or frames Bolt action provides positive engagement to hold closures shut Low profile minimises obstruction on hatch and door faces