(QTY 4) 4 Wheel Trolley for Unistrut Channel. 600 Pound Load Limit #4870 P2950
4 Wheel Trolley For Unistrut Channel Similar to Unistrut BrandNEW MODEL WITH BALL BEARINGS! Quantity: 4 Check out our other items! http://stores.ebay.com/reddingfasteners/Be sure to add us to your favorites list! (Ships from California)