These polymer pitch spacers fit between the stock and recoil pad and create pitch without stock alteration. Positive spacers are thicker at the top, negative spacers are thicker at the bottom. Black. Notes: Spacers with positive or negative pitch1/4" spacer tapered from 1/4" to 1/16"1/2" spacer tapered from 1/2" to 1/16"Positive pitch-thicker at top, Neagative pitch-thicker at bottomGlue together for more pitch