The 037340 Universal Shotgun Mount from Rycote is compatible with both DSLR cameras and boom poles and includes a 3/8" brass show adaptor.
Compatible shotgun mics include: Sennheiser MKH 416, Sennheiser MKE600, Sennheiser ME66 K6, Sennheiser MKH 50, Sennheiser MKH 40, Sennheiser MKH 60, Schoeps CMIT 5U, Schoeps SuperCMIT, Schoeps CMC/CUT/MK, DPA 4017[B], Rode NTG1, Rode NTG2, Rode NTG3, Rode NTG4, Rode NTG4+, Neumann KMR 81i [D], Audio Technica AT897, Shure VP82, Shure VP89S, Azden SGM-1X, Voice Technologies VT5000, and many more..