delta link,Quick Link,Snap Hook 1)Specification:3mm-16mm. 2)Material:Steel and Stainless. 3)Standard:US/AU/DIN/EU. Quick Link,Snap Hook,Straight Snap Hook,EYE BOLT,EYE NUT1)Specification:3mm-16mm.2)Material:Steel and Stainless.3)Standard:US/AU/DIN/EU.4)Packing:Carton Box and Pallet. delta link ( delta shaped quick link )