I have a Custom Zev OZ9 Glock 34 Build. 
These slides were a very limited production. They were designed in conjunction with one of the top competitive shooters around, KC Eusebio, who was featured on Top Shot and who holds multiple world records using the optic that this slide was designed for  

Specs:

2.5lb Competition Zev Trigger, Nice Take Up & Crisp Wall & Reset
Limited Edition Zev Oz9 Slide Factory Cut For a BFS Optic
BFS Optic 4 MOA Optic
CMC Match Grade Fluted Crowned Barrel
Front Fiber Optic 
Custom Adjustable Aluminum Trigger
Gold Trigger Bar
Oversized Magwell 
3 17 Round Glock Mags with +4 Extensions 
Custom Competition Kydex Holster with 2 Adjustable Kydex Mag Holders

lifetime warranty.  

This is valued at over $2,000. There are no eBay/Wish/Mecari knock-offs on this, only Zev amd CMC parts. 

All work was done by a Certified Master Gunsmith. It has only had 5 proof of function rounds fired through it  

$1150 O.B.O

316-258-4756

There is nothing wrong with this. It is in perfect condition. I had meant to keep this for my personnel collection, however being a broken down Iraq vet does not pay well.