Kopf produces the widest variety of animal adapters and ear bars. Kopf offers a range of stereotaxic holders designed to secure cannulas, syringes, electrodes, and microdialysis probes; Kopf can provide custom holders for specific applications. Furthermore, Kopf's extensive product line includes microinjection units, drills, alignment tools, temperature controllers, and stage platforms. Kopf stereotaxic instruments are versatile and easy-to-use devices that facilitate proper alignment of small or large animals for the stereotaxic placement of electrodes, micropipettes, cannulas, and other equipment. The precise manufacturing and assembly of these instruments ensure accurate and reproducible placement in research.