Announcing the Official 2021 Show Truck Model! Knife River Kenworth T880 quad axle Dump with Dolly & Rogue Tandem axle Transfer Dump Trailer, 2021 NTT'NS model in 1:64 scale. NOT IN STOCK - PRE-SALE ONLY! Delivery date - unknown at this time. Product Dimensions – Approx. 13.75” Perfect Steerable Transfer Carthes in length.