Quick View Quick View All, Firearm Parts and AccessoriesSMOS Hybrid Handguard $139.99 – $209.99 Select options Quick View Quick View All, Firearm Parts and AccessoriesSMOS M-LOK Handguard $179.99 Select options Quick View Quick View All, Firearm Parts and AccessoriesSMOS QD M-LOK Handguard $149.99 – $169.99 Select options Quick View Quick View All, Firearm Parts and AccessoriesSMOS Quad Rail $159.99 Select options