HTG Gate Arms Barrier, aluminum, 2" x 5" - 14ft length (any StrongArm model) HTG- SA-5-16 Barrier Arm, Yoke Mount Aluminum, 12ft HTG - SA-5-17 Barrier Arm, Yoke Mount Aluminum, 14ft HTG - SA-5-18 Barrier Arm, Yoke Mount Aluminum, 16ft HTG - SA-5-19 Barrier Arm, Yoke Mount Aluminum, 18ft HTG - SA-5-20 Barrier Arm, Yoke Mount Aluminum, 20ft HTG - SA-5-21 Barrier Arm, Yoke Mount Aluminum, 22ft HTG - SA-5-22 Barrier Arm, Yoke Mount Aluminum, 24ft Barrier, aluminum, 2" x 5" - 24ft length (requires StrongArm model 28 or 36) - 6 counterweights HTG - SA-5-23 Barrier Arm, Yoke Mount Aluminum/ Fiberglass, 26' HTG- SA-5-24 Barrier Arm, Yoke Mount Aluminum/ Fiberglass, 28' HTG - SA-5-25 Barrier Arm, Yoke Mount Aluminum/ Fiberglass, 30' HTG- SA-5-26 Barrier Arm, Yoke Mount Aluminum/ Fiberglass, 32' Barrier, aluminum/fiberglass, single, 32ft - includes guy cable kit (requires StrongArm model 36) 18 counterweights HTG - SA-5-27 Barrier Arm, Yoke Mount Aluminum/ Fiberglass, 34' Barrier, aluminum/fiberglass, single, 36ft - includes guy cable kit (requires StrongArm model 36) 22 counterweights HTG - SA-5-28 Barrier Arm, Yoke Mount Aluminum/ Fiberglass, 36' Barrier, aluminum/fiberglass, single, 36ft - includes guy cable kit (requires StrongArm model 36) 24 counterweights HTG - SA-5-29 Barrier Arm, Yoke Mount Fiberglass, 10ft HTG - SA-5-30 Barrier Arm, Yoke Mount Fiberglass, 12ft HTG - SA-5-31 Barrier Arm, Yoke Mount Fiberglass, 14ft HTG - SA-5-32 Barrier Arm, Yoke Mount Fiberglass, 16ft Barrier, fiberglass, 1 3/4" x 4 1/2" - 16ft length (requires StrongArm model 20 or larger)