Double bell TTi m4 build. 

Cerakoted reciever in magpul green and black tiger. And tti markings engraved,

Madbull ace socom stock. 

Internally rocking a polarstar f2 (airtac black edition). Paired with a gate titan 2 trigger board. 

Pdi 6.01 inner barrel, maple leaf super macron bucking. Zci rotary hop chamber. 

Comes with 2 krytac mid cap magazines. 

Accessories not included but can be. 

£650 posted.
which is what I paid for the engine and Cerakote 🥲