A good value, core offset D locking carabiner with a keylock nose that is snag free & sets the new standard for entry level lockers. The very strong hot forged construction gives the Aero Screwgate 25k N major axis & 9k N gate open strengths. It also has thick walled 7075 gate barrels that resist 5k N inward force for extra safety. The minimum rope radius is 10mm & rises to 10.3mm on the main rope bearing surfaces. The classic entry level locking biner Keylock nose Generous rope radius Deep gate bend for easy rope clipping Very strong construction