Upgrade your Primaris Space Marines Assualt Intercessors with these prime jump pack conversion bits from Tight Bore Designs!
Tight Bore Designs has a ton of fantastic conversion bits that are perfect for 40k factions like Space Marines.
Now, we’ve partnered with them to bring you their incredible designs to the States and beyond in far stronger resin.Â
We’ll take a look at some of their most recent kits, but they have a vast catalog, and on top of that, you can get free shipping worldwide as well!
They are the perfect place to browse if you want to upgrade your Space Marines army!
Prime Jump Packs x5: $17.99 (Discounts on bundles of 2 or more sets)



- This item is a pack of Prime Jump Packs (set of 5)
- Compatible with:
Horus Heresy and Warhammer 40k Space Marine Miniatures - All products are printed to a 25-micron standard printed to a 25-micron standard using high-quality cured resin. Just like any miniature kit it is unfinished, comes unpainted, and unassembled attached to its support structure from the production process.
Here is how they actually look on a Space Marine, before hitting it with primer to bring out the details.
That does it for this one. Now stop staring and go get your new bits!



