FCW VFC AK GBBR Transformer Part B1 Made By CNC 6061 AluminiumOnly Fit To VFC AK GBBRYou must choose Transoformer Part A Become A 1913 Picatinny 20mm AdapterFCW VFC AK GBBR Transformer Part B1SKU: FCW-PART-VFCAKB1$9.50PriceQuantityAdd to CartBuy Now