I have a 257 talondor cf bottle Doug noble valve and a tj liner 257 barrel machined fitted by Doug it's 30 inches Donny fl emperor for it mold for 85 gr 257 slugs would come with it has a hammer and spring from Doug installed also I have a aluminum breech on it right now but I will include the derlin one if I can find it and also a few other springs and a hawke airmax 30 6-24 x 50 looking to trade for a 22 raw hm1000 x would consider .177 hm 1000 or other raw guns depending on gun pre air force or newer doesn't matter also fitted with a maddog stock i can also send picks of the scope and some testing slugs never really shot it only probably 20 times if interested pm me 861 on pw 1 AND1 on 6and 6 927 3600 psi fill I could also add cash threw PayPal 200 bucks depending on the trade would also consider a fx maverick depending on caliber and barrel length