Overview Reviews Product Description The Smith & Wesson Model 1850 Transport Restraint. Composed of a pair of Model 1 universal chain handcuffs attached by a heavy duty 32 chain to a pair of Model 1900 leg irons. Product Videos Custom Field Product Reviews Write a Review Write a Review × Smith & Wesson Model 1850 Transport Restraint Chains Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *