corresponding holes in end cap 12 fig6 is a section of the fence rail 10 showing the wire 13 entering holes 11 a and 11 b in end cap 11 traversing the length of the interior of the fence rail 10 and exiting end cap 12 through holes 12 a and 12 b and being held together under tension by connector 14 wire 15 is similarly positioned on the opposite side of fence rail 10 fig7 shows a variation of the fence rail 10 namely fence rail 10 a which is circular in cross section and also provided with end caps provided with corresponding holes and wires 13 a and 15 a and connectors 14 a and 16 a functioning in the same fashion as is the case with the fence rail 10 shown in fig1 fig8 is a sectional view of rail 10 a on the plane of 8 u2014 8 as shown in fig7 with the two wires 13 a and 15 a shown running the interior length of the rail 10 a fig9 shows a variation of the fence rail 10 which has been provided on the each interior corner extending the length of the fence rail with openings 17 a b c and d of a size adapted to hold the wires 13 and 15 this is a very convenient way in which to place the wires in the proper location in the fence rail so as to enable deflection to be minimized under load referring to fig1 which is a section on the.