Additional Service: SL8 Barrel/Gas System Workfrom: $14900 SKU: N/A Category: Build Your Own Product ID: 4803 SL8/G36 barrel cutting, threading and gas block modification options. ( If you are not purchasing/providing a replacement barrel ) Barrel Work Options Choose an optionThread Stock SL8 20"Cut/Thread 16"Cut/Thread 14"Cut/Thread/Weld G36K 12.5"Cut/Thread G36C 9" Thread Pitch Choose an option15mm x 1 ( HK Spec )1/2 x 28" ( Standard AR15 )CustomClear Additional Service: SL8 Barrel/Gas System Work quantity Add to cart Description Additional information Description SL8/G36 barrel cutting, threading and gas block modification options. ( If you are not purchasing/providing a replacement barrel ) Additional information Weight 32 oz Dimensions 14 × 2 × 2 in Barrel Work Options Thread Stock SL8 20", Cut/Thread 16", Cut/Thread 14", Cut/Thread/Weld G36K 12.5", Cut/Thread G36C 9" Thread Pitch 15mm x 1 ( HK Spec ), 1/2 x 28" ( Standard AR15 ), Custom