The Tripod Adapter (TA-50) from Carson attaches to most tripod ready binoculars. The threaded base (20 thread, 0.25 inch depth) fits most standard sized tripods and window mounts. The sturdy aluminum construction of the tripod adapter is extremely durable and provides for steady, hands free viewing. The tripod adapter has an ultra slim, compact, ergonomic and lightweight design making it perfect to take with you on your next outdoor or indoor adventure. The tripod adapter is backed by Carson's lifetime limited warranty. At Carson, we strive to make sure our customers are 100% satisfied with the quality of our products. We are so confident in our products that we back them with a Lifetime Limited Warranty! Carson will repair or replace your tripod adapter if it is found to have manufacturing defects in materials or workmanship. Please contact Carson for additional warranty details.