M-Tac Alloy Steel Carabiners 4" (Set of 2) Color:Black There are six ventilation eyelets

There are six ventilation eyelets on the top of the crown

and cycling tours

there are two concealed loop pockets with vertical openings for easy access to contents

This is evidenced by the red pupil light shining in the eye socket of the helmet

5" (190 mm)

M-Tac Alloy Steel Carabiners 4" (Set of 2) Color:Black There are six ventilation eyeletsThe middle size trapezoidal carbine M Tac. The profile of a bar provides high characteristics of durability of a carabiner. Due to its shape it is easy to use with ropes and slings. Material: 40Cr alloy steelLongitudinal load: 27 kNWithstands rupture load: 2200 kgType of lock: retainer with screw clutchDImensions: 4" x 2" (100 x 50 mm)Weight: 0. 33 gs (145 grams)