UC110 Angular Frame Dolly - Choice Equipment Company
Piano Dolly, Steel Frame, Carpeted
Amazon.com: Dallas Packaging Supply H Frame Oak 4-Wheel Movers Dolly for Moving Supplies with Full Length Rubber Tread Dual Rail (18 x36) and Gray Wheel : Industrial & Scientific
24" Deep x 36" Wide Dolly Base Frame - Walmart.com
In The Ditch XL-SD X-Series Complete Dolly Side Frame, 4.80