Class 1 accuracy: 2 meters, ruler width, 13mm-91311B

Level 1 accuracy: 3 meters, ruler width, 16mm-91312B

Level 1 accuracy: 5 meters, ruler width, 19mm-91314B

Level 1 accuracy: 5 meters, ruler width, 25mm-91315B

Level 1 accuracy: 7.5 meters, ruler width, 25mm-91316B

Level 1 accuracy: 10 meters, ruler width, 25mm-91317B

Class 1 accuracy: 5m/16Ft ruler bandwidth, 19mm-91322B

ABS drop resistance 2 meters ruler width 13mm-91311A

ABS drop resistance 3m ruler width 16mm-91312A

ABS drop resistance 5m ruler width 19mm-91314A

ABS anti-drop 5m ruler width 25mm-91315A

ABS drop resistance 7.5m ruler width 25mm-91316A

ABS anti-drop 10m ruler width 25mm-91317A

Upgraded feel: 3.5m ruler width: 16mm-91333A

Upgraded feel: 5 meters, ruler width, 19mm-91334A

Upgraded feel: 5.5m ruler width: 25mm-91335A

Upgraded feel: 7.5m ruler width, 25mm-91336A

Extreme feel 3.5 meters ruler width 16mm-91341A

Extreme feel 5 meters ruler width 19mm-91342A

Extreme feel 5.5m ruler width 25mm-91343A

Extreme feel 7.5 meters ruler width 25mm-91344A