INCLUDES: (4) Horizontal quick release toggle clamp (-225D) FUNCTION: An essential hand tool and addition to your jig assembly, delivering a dependable and secure non-slip grip on your work pieces, jigs and fixtures PREMIUM DESIGN: A hold down toggle clamp constructed from cold-rolled carbon steel, possessing a low height design, a pressure adapter for easy depth adjustment and maximum clearance HOLDING CAPACITY: Toggle clamp can hold up to 500 lbs. SPECS: Base 1-3/8” x 1-1/2” | Mounting slots 1/4” x 3/8” spaced 7/8” x 7/8” | bolt length, including foot: 2-1/2”