Your search for "ADPT-O-Q-100G" revealed the following:
Arista ADPT-O-Q-100G OSFP to 100G QSFP Adapter
SKU: NSB-5292
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 69.99
• Only 2 remaining
Call if you need more