• The self-propelled gun GMC M12 was used during the Second World War by the U.S. Army.
• It was developed on the hull of the M3 Lee / Grant tank on which was installed the original French GPF 155 mm gun.
• The main armament, the ammunitions and the gun crew were located in an open topped area at the back of the vehicle.
• Only the driver's and the radio operator’s seats were protected.
• To absorb the effects of the recoil when using the artillery piece, the M-12 was equipped with a rear blade that was lowered and fixed into the ground.

In the hobby industry, few companies have built as bold and dynamic a reputation for quality products and technical achievement as Model Rectifier Corporation. More than a half century ago, MRC began its march toward hobby product leadership by designing model railroad train controls with a level of realism and power previously unavailable. Today, MRC's technology-rich Tech 6 and Prodigy DCC lead a long list of MRC engineered train controls and sound systems respected and enjoyed by millions of model railroad hobbyist around the world. Most hobby companies provide an adequate level of customer support, but few if any match the well-known MRC consumer experience. It begins with the delivery of quality products and is complemented by an unwavering commitment to your total satisfaction. The MRC consumer experience is fueled by decades of hobby knowledge and a deep understanding of the hobbyist's needs and concerns. After all, we're hobbyists too. When you call or e-mail us for information, advice or technical details, you'll talk to a hobbyist who speaks your language.

We don't accept return, but if the product you receive is broken or wrong, we will provide full or partial refund.