This lot includes nine Thorlabs KM100CP 1" 2-Axis Kinematic Mirror Mounts, each with a 3" Post and 3" Post Holder.
Four include BA1S mounting brackets, and the other five include BA1 mounting brackets.
Some have mirrors installed, others do not, but we cannot guarantee used optics, and they may need replacement.
Sold as-is.
Approximate overall unpacked dimensions: 10"L x 6"W x 6"H.