S&W 100L Nickel Chain Extra Link Handcuff. The Model 100L four link chain have key actuated lock along with double locking system which is actuated by means of a slot lock.With a wrist opening of 2.04 inch, weight 10.0 oz and distance between cuffs 3.25.
 
S&W 100 STD Handcuff xtra link Model 100L four link chain with slot lock nickel having a wristopening of 2.04 inch, weight 10.0 oz and distancebetween cuffs 3.25.