FN 509 & 509 Tactical Backstrap, FDE.

This FN America factory original backstrap is made of Flat Dark Earth colored polymer. Available in small, medium, and large; these interchangeable plastic back straps are sold individually. This backstrap is a factory replacement for FN 509 and FN 509 Tactical pistols chambered in 9mm. This OEM part is made to the highest factory standards in materials and workmanship. Great for replacing a worn or damaged backstrap or for changing to a more comfortable size. Rely on genuine FN America parts and accessories to keep your pistol in top shooting shape