Ak Receiver Flat Template, Lower the drill and it will go in the exact same location as the trunnion hole you lined up on.
![Original Yugoslavian M70AB1 stamped AK parts kit, underfolder, w/ original issue barrel, flat sided trunnion, clipped grenade sights, blued, 7.62X39 Original Yugoslavian M70AB1 stamped AK parts kit, underfolder, w/ original issue barrel, flat sided trunnion, clipped grenade sights, blued, 7.62X39](https://www.apexgunparts.com/pub/media/catalog/product/cache/33ddce3a91cd45784081790e5a077d80/2/8/28_apr21_m70_underfolder_kit.jpg)
Original Yugoslavian M70AB1 stamped AK parts kit, underfolder, w/ original issue barrel, flat sided trunnion, clipped grenade sights, blued, 7.62X39
![Parts and magazines :: AK-BUILDER Receiver Flats :: Yugo 1.5mm Bulged Trunnion Flats :: Yugo M85/M95 1.5mm Yugo Underfolder Flat Parts and magazines :: AK-BUILDER Receiver Flats :: Yugo 1.5mm Bulged Trunnion Flats :: Yugo M85/M95 1.5mm Yugo Underfolder Flat](https://www.jamesriverarmory.com/images/detailed/8/30278_ak-builder_yugo_m70_underfolder_flat.jpg)