... to prolong the barrier gate working life.4. Thimble type motor worm design for preventing plugging up in using.5 ... Tripod Turnstile,Semi-automatic Tripod Turnstile,Automatic Tripod Turnstile,Electric Tripod Turnstile,RFID Tripod Turnstile,3 Arms Gate,Turnstyle ... Access Gate,Security Gate,Access Control System,RFID,Long Range Reader system,Electric folding Gate,Automatic Folding Gate,Parking Lot Barrier ...