81 Rollerbolt Nightlatch 60mm Backset DMG Finish Box deep The bubble is also not

The bubble is also not affected by static electricity as the fluid is anti-static

The DM-100 is rated for industrial use (CAT III-1000V and IV-600V)

1x 3/8in Universal Joint

2 x Short Hooks

Weight: 2100g (4 1/2 lb)

81 Rollerbolt Nightlatch 60mm Backset DMG Finish Box deep The bubble is also notThe Yale 81 rollerbolt nightlatch front door lock has a rollerbolt for push pull action making it ideal to prevent accidental lock out. Ideal for communal or flat entrance doors. It is opened by a key from the outside and a turn handle operation from inside. The 81 rollerbolt nightlatch has a 60mm backset, this is the measurement from the edge of the door to the centre of the keyhole. Locks with a 40mm backset are normally used where there is