Series Micrometer Block Levels are ideal for inspection activities and for shop applications. Block levels have gained widespread acceptance, as they provide a rapid means of accurately and reliably determining angles of inclination with simple adjustment. Range: +3° to -2°. Measures: 8″ x 2″ x 3.75″. Weight: 4 lbs. Available to read to 1 minute (WK-24-4000), 5 seconds (WK-24-4005), 15 seconds (WK-24-4015), or 20 seconds (WK-24-2040).