Nite Ize Size-4 S-Biner SlideLock Dual Carabiner – Locking Aluminum, Blue (#4)

Meet the Nite Ize Size-4 S-Biner SlideLock Dual Carabiner, a compact aluminum connector designed to organize and secure everyday items. Two simple plastic sliders engage the stainless steel gates, keeping them closed until you choose to unlock. The blue finish adds quick visual recognition, helping you locate and deploy gear in busy environments like bags, workshops, or travel setups.

Designed for everyday organization

This dual carabiner blends a lightweight aluminum body with reliable wire gates. When you slide the plastic elements to lock, the gates stay securely closed until you unlock them. Each gate can be locked independently, letting you connect and access multiple items with confidence. The tactile slide mechanism delivers a crisp, satisfying lock that you can rely on during quick engagements and releases.

• Solid aluminum construction for a durable, lightweight feel
• Secure stainless steel wire gates with slide to lock feature
• Gates can be locked independently for flexible access
• Safety note: not for climbing or any use where disengagement could cause harm

Real world uses you might try

Use the Size-4 on keychains, tool lanyards, backpacks, or camping kits. It can link small tools, secure a water bottle, or mount gear on a bag strap for easy reach. The blue color helps you spot it quickly in cluttered setups or during fast-paced activities.

• Key organization on a backpack, belt loop, or lanyard
• Securely connect light tools and accessories for travel and outdoor activities
• Keep valuables together while leaving gates independently accessible for selective use

Size, materials, and compatibility

Part of a family that includes sizes #2 and #3, the Size-4 variant sits between compact and medium tasks. The body is aluminum, paired with stainless steel gates, delivering strength without adding bulk. The blue finish provides high visibility for quick identification in storage, bags, or toolkits.

Safety and usage notes

Important: use as designed. Do not rely on for climbing or critical load bearing. Disengagement could result in harm or damage. Always assess the suitability for your specific task before use. These gates are intended for everyday organization and light-duty linking, not for life-safety applications.