Electric drive headset SP-6M for 900 m radius arrow R65 M1/11 on reinforced concrete beams 17610-00-00-00 Electric drive unit for symmetrical arrow P65 M1/6 (for receiving tracks) 16756-00-00. Electric drive SP-6M arrow headset for P65 drop arrow on reinforced concrete bars 17586-00-00-00 Electric drive headset SP-6 for arrow R65 M1/9, 1/11 gauge 1067 on wooden bars 17531-00-00-00-03 Electric actuator assembly for R65 M1/11 arrow on iron-concrete base 16762-00-00-00 Electric drive unit for symmetrical arrow P65 M1/6 on reinforced concrete base 16873-00-00. Headset of actuator 17586-00-00D Electric drive headset SP-6M for crossing arrow R65 M1/9 17561-00-00-00 Electric drive headset for crossing arrow P65 M1/9 16751-00-00 Electric drive headset for symmetrical arrow R65 M1/6 (for mountain tracks) 16743-00-00. Headset of SP-6M electric drive for R65 M1/11 arrow of 900 m radius 17549-00-00. Headset for S700 electric actuator installation 17869-00-00-01 Electric actuator headset SP-6M for R65 M1/11 switches on reinforced concrete base 17425-00-00