bushmaster question

[foxracing29]

what's the diffrence between Bushmaster XM15 E2 and Bushmaster XM E2S??

i can't find it on their website...

 

[Striker]

XM15-E2

A2 style butt stock, pistol grip and ribbed handguards. A2 rear sight. Heavy barrel. Chrome lined

AX15-E2S
Pretty much an M4 carbine. 6 position stock, flat top receiver, A2 rear sight, 16" M4 profile barrel. Chrome lined.

 

[foxracing29]

thanks a lot Striker! appreciated

 

[foxracing29]

the seller told me that the rifle has an 18"barrel...is that possible??

there's a pic of the rifle i want to buy,Bushmaster XM15-E2S and he give me a 6 positions butt stock ans a quad rail on it