MS1880 Two-Point Flushbolt

12.7 mm] diameter hole. For wood installation, two 4005 Strikes are required, available separately. Interlock: All steel mechanism includes device to prevent entry of pivoted bolt until vertical bolts are locked and conversely, to prevent unlocking of vertical bolts when pivoted bolt is locked. Turn Lever | Indicator: MS1880 has an hourglass-shaped turn for firmer finger grip. Red background indicator has aluminum letters reading “LOCKED” when secure. No message shown when unlocked. MS1881 has a teardrop-shapedturn with red letters on clear decal indicating unlock direction only. Turn Height: Matches cylinder height of MS® lock in active door. Standard Package: Individually boxed with bolt guides and screws.