The Model 505 is designed specifically for larger individuals. It has a 3.25 inch opening with a maximum inside perimeter 20% larger then the Model 703 Leg Iron. The Model 505 is made to the same standards as other Peerless ® products. It features all steel construction, spun rivets and a rust resistant nickel finish. The 15” chain effectively limits range of motion. Lifetime warranty for manufacture defects and two keys supplied. We have just a few pairs. They are old stock that we received directly from Peerless in January, 2007. Weight: 17oz. Material/Finish: Carbon Steel/Nickel Minimum opening: 3.25 inches/82.55 mm Minimum inside perimeter: 9.75 inches/247 mm Maximum inside perimeter: 12.25 inches/311 mm Maximum overall length: 26.0 inches/660.5 mm Availability: Usually ships the same business day. PH505$95.80 Order toll free: 888-346-9732, 9AM to 5PM, ET, Weekdays © 2001-2008 Discount Handcuff Warehouse. All rights reserved. All trademarks property of their respective owners. Questions or comments: sales@handcuffwarehouse.com