Standard Buffer for AR15 M4 Carbine
Color of Buffer may be different.
There are several different Buffers out there.
Here is the nomenclature:
Buffer STD (H0) for AR15 M4 rifle (3,0 oz = 85 gram)
Buffer H1 for AR15 M4 rifle (3,8 oz = 107 gram)
Buffer H2 for AR15 M4 rifle (4,6 oz = 130 gram)
Buffer H3 for AR15 M4 rifle (5,2 oz = 147 gram)
Please note that weight may vary from different suppliers.