Cosmos &reg; 5 Set Stainless Steel D Shackles + 4 Holes Adjuster for Survival Bracelets w/ Anodized Gun Metal Color Package included: 5 pcs U shaped shackles; D shackle fits for 1/2" webbing and strap, diameter of each hole: 3/16", Diameter of the adjusting bar: 3/4" Stainless steel shackle can bear 150 - 200 kg; used for camping, hiking and other outdoor sports Note! The color of the product is black (Black Metal Color), due to different production batches, product color has a certain error, please the actual received product shall prevail.