Help identify this PTR exhaust system.

[dksix]

I saw this on ebay and it doesn't tell it it's the Hi-Rev or Mid-Range system. Can anyone tell by looking for sure which it is? 01 YAMAHA BLASTER YFS 200 PAUL TURNER EXHAUST PIPE | eBay

 

[speedemon17]

i think the fatter the expansion chamber size should tell you tht ask ptr racing or alverez racing on the forum he should know