SIRE'S SWAMP ASH PJ BASS. The standard PJ bass of Sire got even better with the Swamp Ash variant that now has the roasted hard Maple neck with the EDGELESS™ feature. Installed with Marcus Miller-approved hardware and electronics, you get the best of sound and experience. This PJ bass' improved neck profile composed of the C-shaped roasted hard maple structure and rolled fretboard edges enhance its playability and maintain its comfortable feel while keeping it more versatile. The Sire P8 has & Marcus-signature electronics and hardware for precise low registers matching your Jazz and other music jams.