Parts › GREEVES COMPRESSION PLATE M31/EX3 .9MM THICK Image 1 of 1 GREEVES COMPRESSION PLATE M31/EX3 .9MM THICK £4.20 COMPRESSION PLATE .9 MM THICK FITS SQUARE AND CHALLENGER TYPE BARRELS Add To Cart Added! COMPRESSION PLATE .9 MM THICK FITS SQUARE AND CHALLENGER TYPE BARRELS