EDGE Custom "BEAR" Recoil Buffer for Hi-Capa

Features:

High Tenacity Compound Rubber provide best quality durability
Two different hardness (70deg / 90deg) to choose from
Interlocking design make the best fitment
Matching steel spacer
Great shock absorbability
Material: High Tenacity Compound Rubber

Each set come with 3 pieces black (90deg) / 3 pieces blue (70deg) / 2 pieces steel spacers

- NOTE: As always, upgrading GBB require necessary skill & technique, consult expertise if needed