Iwatani-Primus 4-point light crampons, i-Trek i-Trek IT-HG121 Reference price: ¥3,300 Unused, tried on only, but stored for a long time. Features: Easy to attach simple crampons that can be attached just by tightening the front belt. Product specifications: ● Model number: IT-HG121 ● Material: Stainless steel (4-point claw base) ● Weight: 85g (per foot) ● Features: Snow plate with excellent cold resistance and abrasion resistance / Storage case included / Made in Japan