Multifunctional: 4 in 1 pulley system, key chain, bottle opener and hex socket spanner, multifunction, practical and sturdy

Lightweight and Portable: This carabiner is only 70g, very light for daily carrying and use

Material: This multifunction keychain is made with stainless steel, high tensile strength, very durable

Applicable Scene: It can be used for professional hammock and hiking, also camping, hunting, locking dog leash and harness (note: It's not for climbing)