Editor recommended because this is the officially named Prestige Attachment for M8A1. It is not labeled BEST. Tradeoffs are quoted from official launch copy.

M8A1
StockMFS Striker Tactical StockReach maximum Weapon Level and Prestige the weapon.
Improves hip spread and tactical stance spread with additional improvements to handling at the expense of recoil control and flinch resistance.
Attachments 1
- StockMFS Striker Tactical StockReach maximum Weapon Level and Prestige the weapon.
Improves hip spread and tactical stance spread with additional improvements to handling at the expense of recoil control and flinch resistance.
Alternatives
- Base weapon / no prestige attachmentKeep the base gunsmith path if you do not want the official prestige tradeoff quoted above.
Evidence basis: Source
For streamers: add this as an OBS Browser Source — stream widget
Recommended · bo7-m8a1-prestige-launch