Designed with only top-grade materials, this parts kit ensures durability, resilience, and corrosion-resistant coatings for long-lasting performance of your SIG MCX SPEAR-LT. This kit includes a wide array of serviceable parts for maintaining your MCX. Experience the confidence that comes with knowing your MCX is equipped with the original manufacturer’s grade quality. Each piece is designed to fit seamlessly, providing you with everything you need in one convenient package. It is also compatible with other SIG MCX platforms, such as the gen 2 MCX Virtus.
Factory replacement parts kit for the SIG MCX SPEAR-LT.
- (1) Ejector Pin
- (1) Receiver Pin Wedge
- (2) Recoil Springs
- (1) Enhanced Cam Pin
- (1) Ejector Spring
- (1) Braided Firing Pin Spring
- (1) Slotted Spring 5/64 x 3/8
- (1) Extractor
- (1) Extractor Pin
- (1) Tapered Firing Pin
- (1) Spiral Gas Ring
- (1) Recoil Bumper
- (1) Extractor Spring
- (1) Cam Path Insert
- (2) Take Down & Pivot Pin Detent
- (1) Firing Pin Retaining Pin O-Ring
- (2) Ejector Pin
- (1) Bolt Catch Plunger
- (1) Trigger Spring
- (2) Deflector / Forward Assist Screws
- (2) Extractor Spring Insert
- (2) Cam Path Screws
- (1) Spring Disconnect
- (1) Coiled Pin .078 x .428
- (2) Handguard Screws (SPEAR-LT only)
- (1) Hammer Spring
Installation of these parts kits requires disassembly of your firearm beyond a “field-stripped” condition. Improper installation may result in malfunction, serious injury, or death. SIG SAUER requires that only certified SIG SAUER armorers install these parts kits. Any damage caused by the incorrect installation of these parts kits are not covered by your firearm’s warranty, and SIG SAUER will charge for any needed repairs to a firearm damaged by improper use or installation of these parts kits.
WARNING: These parts kits are intended to be installed as a full unit. Any substitution of included parts may be incompatible and may lead to malfunction, serious injury, or death.