Improved 2-Ring Hop Up Bucking

Availability: In stock (39)
Brand: Modify

Do you looking for a great air seal hop up bucking for your AEG? Or you enjoy replacing the parts by yourself. This is a easy-installation hop up bucking. Your first step to D.I.Y.

Two ribs prevent sliding and maximize the seal.
Drop few drops of silicone oil, airtight up!

Features

  • Hardness: 55-60 degrees
  • Suitable for all model AEG
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