These pine stretcher bar keys are made to perfectly fit Art Alternatives heavy-duty stretcher bars and can be used as needed to adjust frame tension. Insert the keys and lightly hammer or push on the keys to expand the frame.
These keys are free with every Art Alternatives Heavy Duty Stretcher Bar purchased— just add any amount, less than or equal to the number of stretcher bars in your cart, and we’ll include them in your order, free of charge!
