ITEM NAME:50Pcs 15mm Aluminum Hourglass Ferrules Sleeve Crimp for 3mm Wire Rope Y3A2 50Pcs 15mm Aluminum Hourglass Ferrules Sleeve Crimp for 3mm Wire Rope Y3A2 Sleeves, when properly applied, are capable of holding the rated breaking strength of the cable to which they are applied. However, to determine the exact holding strength, we recommend pull testing prior to use. This step ensures the proper selection of materials, the correct pressing procedure and an adequate margin of safety for the intended use. Product Name : Wire Rope Aluminium Sleeve; Overall Size : 15 x 11 x 7mm / 0.6 inch x 0.4 inch x 0.27 inch(L*W*Max.D) Hole Diameter : 4mm / 1/8 inch Fit for Steel Wire Rope Diameter : 3mm Material : Aluminium; Color : Silver Tone Weight : 94g Package Content: 50(+/-2%) x Wire Rope Aluminium Sleeve Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Material : Aluminium;. Sleeves, when properly applied, are capable of holding the rated breaking strength of the cable to which they are applied. This step ensures the proper selection of materials, the correct pressing procedure and an adequate margin of safety for the intended use.