Discount Handcuff Warehouse
Distributor of high quality handcuffs, leg irons, and restraint chains. Featuring the complete lines of Smith & Wesson, Peerless, Hiatt-Thompson, and ASP.
http://www.handcuffwarehouse.com/

PTC Instruments
PTC Manufactures Durometers, Surface Thermometers, Steel Hardness Testers, Optical Instruments, Data Loggers, Recording Thermometers & Practcial Training Handcuffs.
http://www.ptc1.com

Law Enforcement Technologies, Inc.
Law Enforcement Technologies Inc. (L.E.T.) is an emerging technology company founded in 1999. L.E.T. has focused on the development of innovative technology for rapid transition into product manufacture and market entry.
http://www.lawenforcetech.com