Specification
43
NOT FOR WORKING AROUND ELECTRICITY. LIGHTWEIGHT.ALUMINUMEXTENSION LADDERS
D500-2 
SERIES
TYPE 
IAA/IA
D1500
SERIES
TYPE 
IA
D1800-2EQ
SERIES
TYPE 
I
D1300-2
SERIES
TYPE 
I
D1700-2EQ
SERIES
TYPE 
II
D1200-2
SERIES
TYPE 
II
D1100-2
SERIES
TYPE 
III
D716-2
MODEL
TYPE 
III
 Rope clamp ties 
 rope to rung
 Heavy duty shoe 
 with slip-resistant 
 tread and spur plate
Removable sections for use
as a single ladder
 External 
 guide brackets
 Pivoting shoe
 Slip-resistant shoe 
 with Shu-lok
®
 feature and spur 
plate
 Interlocking side rails
 Rope and 
 pulley system
 Spring loaded 
 locks
®
 rung joint 
 for Twist-Proof
®
 performance
 Mar-resistant 
 end caps
 Slip-resistant 
 Traction-Tred
®
 D-rungs
 Integrated Leveling
ALUMINUM EXTENSION LADDER COMPARISON CHART
Features and
Benefits










