Faller Gmbh
Bridge Parapet Set

For Viaduct Bridge #272-120488; 6-3/4 x 2-1/2 x 5-2/3" 16.8 x 6 x 14.2cm
Walthers Part # 272-120489, p. 471 Walthers 2012 HO Scale Reference
HO scale, $33.99, currently in stock at Walthers

 
Parapet set comes with two base piers.