Originally this 4-way split was put out by Chunklet Magazine and sold in an edition of 270 copies. It included a detachable ticket that gained entry to a concert featuring the bands at Whirlyball in Atlanta on June 1st, 2007.
Later the single was available in a limited edition from their website on black [this] and clear vinyl here: Whirlyball Single.
Barcode and Other Identifiers
Matrix / Runout (Etching on side WHIRLY): Two down and two to go...
Matrix / Runout (Etching on side BALL): But just remember Team Chunklet will always be undefeated