These are you conventional extended speed loaders that use the same mechanism as the 90rnd but are extended to hold 155rnds. From personal experience these work much better than the mechanism used in the M4 shaped speed loaders. They include the pistol mag feed adapter.
Rated BB Capacity: 155rnds
Material: Opaque plastic
Plunger lock: yes
Pistol mag adapter included: yes
This product was added to our catalog on Tuesday 10 September, 2013.