LBTEK 30 mm stainless steel lens mount, designed for mounting 30 mm diameter optical components. The optical components are secured by retaining rings, and one stainless steel retaining ring is included with the purchase of the mount. The maximum thickness of the optical component that can be secured with the retaining ring is 7 mm. Three M6×0.25 precision adjusters provide an angular adjustment range of ±4° for the mount. The adjusters feature knobs and can be adjusted either by hand or with a hex wrench. The side of the optical mount includes M4 countersunk mounting holes. The purchase includes two M4 thin-head hex screws and one 2.0 mm hex wrench.