Standard Endurance Crupper
Made in 3/4"  BioThane® or Beta® . Unit is adjustable with conways and snaps. 
Light weight and easy to clean
Dock is made from soft polyurethane material and only comes in black.   Becomes soft and supple with the body heat.
 
Western Style Split Crupper
This unit is designed for those saddles that do not have a center "D" to attach to but "D"'s on each side of the saddle next to the cantle.
 
Optional No Snaps on Dock Crupper but has buckles for adjustment and easy release.