48 in. Heavy-Duty Aluminum T-Track Specialized T Slot Track for 3/8 in. Hex Bolt and T Bolts 1/4 in.-20 and 5/16 in.-18
https://www.probuilderswarehouse.com/shop/1005116971-0-48-in-heavy-duty-aluminum-t-track-specialized-t-slot-track-for-3-8-in-hex-bolt-and-t-bolts-1-4-in-20-and-5-16-in-18-724192
https://www.probuilderswarehouse.com/web/image/product.template/724192/image_1920?unique=b31ad15
Brand: POWERTEC
Model: 71379
SKU#: 1005116971.0
Barcode: 312372140
