The Nite Ize KeyRack Locker features 6 stainless steel S- Biner carabiners. Each S-Biner has a durable plastic locking arm which can be closed off so you do not accidentally open the wire gate on the carabiner.__Heavy duty construction of high quality Stainless Steel components - Keep your keys secure and easily accessible.Product Weight: 1.31oz | 37gDimensions: 3.07" x 1.54" x .60" | 78.10mm x 39.10mm x 15.20mm