The Milwaukee MA914B/1 Amplified pH/Temp replacement probe for Milwaukee Mi105 pH/temp meter. The MA914BR/1 has a rugged body (Epoxy) designed to take hits, comes with a 1 meter (3') cable, BNC/RCA connector for the pH/temp sensors (meter(s) sold separately).
The probe connects quickly and tightly with a BNC/RCA connector. No worries of slipping off.