Elite 2.0 Echo tear down. Similar to Retaliator internals. Once you get past the solvent weld, comes apart easily. Will have dimensions of internals soon. : r/Nerf
Nerf N-Strike Elite Retaliator Disassembly and assembly - YouTube
disassemble nerf elite 2.0 echo : r/Nerf
Mod Works: Nerf N-Strike Elite Rampage - Internals Guide!
Can confirm, NERF Fornite SMG Zesty is basically a retaliator : r/Nerf