South African R Series Stock$125.00No knuckle included – just what is shown.Will need to be drilled to mount the folding knuckle assy.In stock South African R Series Stock quantity Add to cart Category: PartsRelated products Quick View Quick ViewBarrels, PartsBarrel Extension $105.00Select options This product has multiple variants. The options may be chosen on the product page Quick View Out of Stock Quick ViewHand Guards, PartsNOS South African R5/R6 Hand Guard $150.00Read more Quick View Quick ViewPartsR Series Stock Recoil Buffer $25.00Add to cart