Pole to Pole Mount - EZ EC-PTP-4 Mast Brackets - Easy Up Brand - USA Made ATTACHES 2 PIECES OF TUBING - 1" OD TO 2" OD STAND OFF WILL VARY DEPENDING ON DIAMETER OF EXISTING MAST. INCLUDES (4) CLIPS, (2) 4" THREAD RODS, & (8) KEPS NUTS ZINC PLATED. FOR EXTRA STABILITY, PURCHASE 2 SETS