and detachable end portions 62 as shown in fig2 the middle member 60 is an elongate rod ornamented according to the tastes of the user the end portions 62 are preferably in the shape of a cylinder having a longitudinal axis transverse to the length of the picket 32 as shown in fig2 the cylindrical end portions 62 are cocked relative to the middle member 60 preferably a chord drawn through the center of the end portion 62 intersects the longitudinal axis of the middle member 60 at the top of the middle member 60 to define an angle ranging from greater than 0 degrees to less than 90 degrees preferably from 30 to 60 degrees and most preferably approximately 45 degrees the end portions 62 further include an attachment member for attaching to the middle member 60 the attachment member will vary in type and configuration according to the method of attachment selected various methods are known and any appropriate one may be used fig2 shows a tubular middle member 60 having a square cross sectional shape and open ends that form female inlets 63 the end portion attachment member is a male insert 64 capable of fitting into the female inlet 63 to be secured by riveting bolting or welding for example the pickets 32 may be formed of any structurally suitable material the preferred material being sturdy plastic each of the plurality of inserts 34 is a generally flat rectangular piece having two faces 66 67 two long edges 68 69.