Micro-Trains Line 99302244 - 40' Drop Bottom Gondola w/ Tunnel Forms Load Weathered 3-Pack (Foam Nest) Denver & Rio Grande Western (D&RGW) 72628, 72681, 72692 - N Scale

These Denver & Rio Grande Western drop bottom gondolas have been employed in a Maintenance of Way capacity, hauling tunnel forms. Tunnel forms allow cement tunnel walls to be cast in-situ, allowing for a safe, finished tunnel, with fewer production steps and higher overall production speed.