The wood gymnastic rings are professionally CNC machined and hand sanded from your choice of 1.11" baltic birch plywood (FIG specs) or 1.25" baltic birch (gym specs). They include heavy duty 18-foot long 1.5" wide cam buckle straps with numbered markings to make it easy to line your rings up evenly and quickly.              
It Includes:
 1.5" wide, 18 foot long numbered straps
 High quality baltic birch wood rings
 Very strong and easy to read (feed web) cam buckles
Velcro straps to keep excess strap out of the way Numbered straps make set-up and adjustments faster! 
 1.11 inch diameter is great for those used in the Olympics 1.25inch diameter is used for crossfit trainining.
 One Set includes 2 wood rings, numbered straps, buckles and a velcro strap
 Diameter: 9.25"  Inside diameter: 6.75".                      
 Ring diameter:1.11"                                                      
Strap length: 18ft, Strap Width: 1.5"                            
 Weight: 1.8kg per pair.                                                              
 Capacity: 600 lbs