Item is lightly used, no damage, Disclaimer: I stopped using it because on 2 separate occasions it ejected a bottle on bumpy terrain.
As you can see in my pics the cage actually comes in at 14 grams in weight without hardware. Bolts are included with sale
The Laguna bottle cage for bicycle is a lightweight and durable water bottle cage designed for down tube mounting. Weighing only 17 grams, it is made from high-quality carbon fiber material in sleek black color. The cage is compatible with all types of bikes, making it a versatile accessory for cyclists looking to securely hold their water bottles while riding. Its low weight and slim design make it easy to install and virtually unnoticeable during rides, providing a convenient and practical solution for staying hydrated while cycling.
A google search of Laguna Cycles bottle cage will produce info and a review by a popular cycling site, ebay doesnt allow me to provide the link. I Purchased around 2018