Thread Tray for Serger Spools

Sturdy base with easy to insert prongs holds a minimum of 25 and up to 50 serger thread spools. Also fits in 0971A Translucent, 6990RH Deep Aqua and 6990RK Rose Gold-Super Satchel Double Deep boxes. Size 12.5x12.5x.604 Without Prongs 13.75x13.75x1.