Duo-Ladder Combination
V-Bar and Non V-Bar Shown Below with optional tensioner installed.

Similar to the Duo-Grip style but with addition of a Ladder cross chain between each Duo Grip cross chain.  This style provides more consistent traction by filling the gap between the Duo Grip cross chains. The Duo-Ladder is the ultimate traction chain for deep lug treads.
"Recommended for Off-Road Use Only"  

Also available in V-Bar.

case hardened  in accordance with ASTM E18 Standards
available in select sizes only

Specific tractor make, model, tire size 
and application recommendations click here.