Full-Metal Mechanical Cam Keychain | EDC Climbing Teaching Tool 20-35mm

Material & Size Aluminum alloy 6061 Stainless steel 304) Size:134x62x35mm Full-Metal Mechanical Cam Keychain – 20-35mm adjustable, 30kg pull force. Replicates professional climbing cam mechanics for EDC use & beginner teaching. Lightweight (52g) with 6061 aluminum + 304 stainless steel build. Pocket-Sized EDC Mechanical Cam Keychain: Pull to retract, release to expand. Perfect for climbing training demos, key storage & outdoor enthusiast collections. Anodized finish, all-metal durability. Climbing DNA in Your Pocket! Adjustable 20-35mm mechanical cam keychain – 52g lightweight, 30kg load-bearing. Dual-use as teaching tool & daily EDC accessory, compatible with key rings/carabiners.