Adapter for TESTO 735, 635 and 435 Speed probe for propeller type telescopic canal in Carry bag for TESTO 435 air speed probes 316-EX Testo 815 835-T1 (05608351) 835-T2 (0560 8352) 340 0393 0000 O2-sensor 0555 6441 0555 6442 0555 6443 0699 3393 435-3 176 T4 0602 0645 Thermocouple for 176 T4