ISC Iron Wizard Twist Lock. 
 
Boasting a massive 70kn. This Karabiner is sure to get the Job done.
 
Technical Information
(MBS) Minimum Breaking Strength (kN)70
(MBS) Minimum Breaking Strength (lbf)15736
Gate opening gap (mm)28
Gate opening gap (inches)1 1/8
FinishZinc plated
Weight (grams)264
Weight (ounces)9
Approved Standards
CE EN 362