Waygate Technologies Krautkramer F [113-242-000] 2.25 MHz, 0.5 inch / 13 mm, Side Connector, F Fingertip Contact Transducer, Gamma Series. Waygate Technologies Krautkramer RHP Contact Style Transducers, Baker Hughes business products (formerly GE Inspection Technologies), are designed for abusive “scrubbing” applications. Gamma series are for applications where sensitivity and penetration are essential.RHP style probes feature ceramic wearplates for the best combination of acoustic matching and durability and stainless steel housings to resist corrosion.This contact transducer has side or top mount BNC connectors. Cable required (not included).