Straight Walls
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Keystone Classic Straight Split Face creates a refined design with simple, clean lines for a classic look. It has all of the structural advantages and ease of construction offered by Keystone's patented interlocking pin system.
Inside and outside curves can be built with the same ease offered by all Keystone Units. Units are available in both 4 inch and 8 inch high and are offered in all the various Keystone units.
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