This product is sold brand new. A manufacturer warranty applies only when the manufacturer provides one for this item.
Return requests must be submitted within 14 days of delivery and approved by our RMA department before the item is shipped back. Non-defective returns may be subject to a minimum 25% restocking fee and return shipping charges. Unauthorized returns are not eligible for credit or refund. Read the full return policy.
This kit contains all the necessary parts to mount to your Mil-Spec dimension stock assembly to your Mil-Spec lower receiver: MK2 Mod 1 - T1 Buffer (weight = approximately 47oz) Mil-Spec M16A4 rifle action spring Mk2 Receiver Extension (approximately 3/4'' longer than carbine), 7076T6, 8 position, Mil-Spec diameter Lock Nut (Castle) M4 Receiver QD End Plate (include mount for QD swivel)