Rapido Trains 172004A HO Scale Procor 3000cuft Aluminum Hopper "Handrail & Worldmark" UNPX Car #4 Pinion Gear - Mod 1 display windows allow an excellent

display windows allow an excellent view of the gears as they work the bow and keys

0mm diameter with plug-in style

Walthers Cornerstone 933-3177 HO Scale Parkview Terrace Background Building Kit

along with slots in the wood floor racks

Input shaft/ drive gear assembly (18-tooth steel top gear)

Rapido Trains 172004A HO Scale Procor 3000cuft Aluminum Hopper "Handrail & Worldmark" UNPX Car #4 Pinion Gear - Mod 1 display windows allow an excellentRapido Trains 72004A HO Scale Procor 3000 cuft Aluminum Hopper "Handrail & Worldmark" UNPX Car #4 In the early 1980s sodium chlorate began to replace chlorine as a bleaching agent in the paper making process. Historically, sodium chlorate had been transported in solution form in tank cars. With significant increase in demand, a more efficient delivery method was needed. Transportation in crystal form by covered hopper car was a natural solution.