Arex Rex Extended Magazine Release Button REX-402469 -
Arex Rex Extended Magazine Release Button
SKU: 347276
Manufacturer part number: REX-402469
Arex Rex Extended Magazine Release Button
This Rex extended release button works hand in hand with REX-502440 magazine release button. Combined together they will work in all Rex Zero and Alpha models. The extension can be swapped to either side but still functions ambidextrous.
(Not compatible with Rex Delta)