CMMG Handguard Slip Ring Kit Black. These AR 15 Parts by CMMG are crafted from aluminum for a rugged platform without the added weight. The CMMG Inc Handguard Slip Ring Kit includes a slip ring spring and retaining ring for your installation needs. Get the CMMG Inc Delta Rifle Ring Kit today to ensure your handguard is tightly secured. Specifications for CMMG Handguard Slip Ring Kit: Manufacturer: CMMG Condition: New Condition Details: Other Color: Black Fabric/Material: Aluminum Quantity: 1 Included Accessories: Standard Gun Make: AR Platform Gun Rail: Standard Gun Model: M16 M4 AR-15 Gun Type: Rifle Package Contents: CMMG Handguard Slip Ring Kit Slip ring Spring Retaining Ring The CMMG Inc Delta Ring Kit is a quality addition to the CMMG lineup. For more great deals on AR 15 Parts by CMMG please browse our CMMG Inc Gun Parts page. What firearm models does the manufacturer say CMMG Handguard Slip Ring Kit is compatible with? The manufacturer says that CMMG Handguard Slip Ring Kit is compatible with AR-15 M4 M16CMMG 55DA2CF: Handguard Slip Ring Kit Black