Suzuki1750
Well-known member
- Joined
- Apr 27, 2021
- Messages
- 70
I designed this bolt retainer for my max 10/31 upper several years ago, to keep my bolt from sliding out and landing on the floor. It also works on the Versa 10 upper as well. I will not be printing these for sale, but you are welcome to download and print one off
www.thingiverse.com
mac 10 versa bolt retainer by madmac10
This is a retainer to keep your bolt from sliding out of the lage upper when not installed on the mac 10 lower receiver







