Shimoda Large Mirrorless Core UnitShimoda Large Mirrorless Core Unit The Large Mirrorless Core Unit provides shockproof protection for Mirrorless, SLR and DSLR cameras and lenses, and it ensures a user never carries more padding and weight than necessary. It integrates seamlessly with the side access of the Action X30 and Explore V2 30 backpacks, and it maxes out the interior equipment carrying volume of both packs. It will also fit in every available Shimoda backpack and roller with