CommScope's F4HF-D 4.3-10 Female straight connector for 1/2 in FSJ4-50B cable. 0 - 7500 MHz, 50 Ohm, 0.05 dB insertion loss. Trimetal plated outer contact, Silver plated inner contact. Crush-flare outer attachment, Captivated inner attachment. Meets RoHS standards and is designed, manufactured and/or distributed under ISO 9001:2015