Adaptive Technologies Group EB-025-S 1/4"-20 Drop Forged Shoulder Eyebolt, Silver, 500Lb Rated Drop forged shoulder eyebolts provide very strong and predictable suspension points for overhead rigging systems. Forged components provide a consistent, safe and load rated fastener when reliability counts. These components are produced in the United States. Load rating values are calculated with a 5:1 safety (design) factor. To calculate theapproximate ultimate failure load, multiply the indicated working load limit (WLL) by five.Dimensions are approximate and will vary slightly between manufacturing runs. Mounting and/or suspension of loudspeakers requires experienced professionals. Improperly installed loudspeakers can result in property damage, personal injury and/or liability to the installing contractor. Specifications: Thread Pitch: 1/4"-20 Shaft Length: 1.0" Color: Silver Design Factor: 5:1 WLL: 500Lb / 227Kg @ 0° WLL: 125Lb / 57Kg @ 45° WLL: 100Lb / 45Kg @ 90°