UTG Pro Drop-in Handguard/Clawmount MP5K Black. Specifications for UTG Pro MP5K Drop-in Handguard/Clawmount: Manufacturer: UTG Pro Gun Make: Heckler & Koch Gun Model: Heckler & Koch MP5K Color: Black Finish: Cerakote Handguard Material: 6061 T6 Aircraft Grade Aluminum Weight: 7 oz Condition: New Features of UTG Pro MP5K Drop-in Handguard/Clawmount Monolithic Design Combines M-LOK and Optics Real Estate into One Rigid Mount 6061-T6 Aluminum with Dehorned Corners and Melted Contours and Finished in H-146 Graphite Black Cerakote Patented Claw Mount Locking Interface Extended 13 Slot Picatinny Flat-Top with Cutout for Serial Number Identification 8 Full and 3 Half M-LOK Slots Around Circumference of Handguard Chamfered Locking Recess Notch Prevents Hot Spots and Snag Points while Manipulating Charging Handle Overall Lightweight at 7oz Installed Designed for 9mm Receiver MP5K and Clones and Compatible with Most Collapsible and Fixed Stocks Package Contents: UTG Pro MP5K Drop-in Handguard/Clawmount What firearm models does the manufacturer say UTG Pro MP5K Drop-in Handguard/Clawmount is compatible with? The manufacturer says that UTG Pro MP5K Drop-in Handguard/Clawmount is compatible with Heckler & Koch MP5KUTG Pro MTU055SSMK: Drop-in Handguard/Clawmount MP5K Black