Unicorn AEG Hop Up Bucking (50° / 60° / 70° / 80°) (Precision Grade) Style:60° Tokyo Marui HK45 Tactical GBB

Tokyo Marui HK45 Tactical GBB Pistol

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Full Metal Outer Barrel With Flashider

Dimensions: 11

Unicorn AEG Hop Up Bucking (50° / 60° / 70° / 80°) (Precision Grade) Style:60° Tokyo Marui HK45 Tactical GBB1. Material: Rubber (NBR) 2. Unicorn Airsoft Hop Up Bucking compatible with AEG. 3. Uniquely formulated NBR material which increase durability and friction between hop up bucking and airsoft pellets. 4. Specially formulated NBR rubber material that does not absorb lubricating oil easily, preventing high temperatures and swelling during cleaning, increasing durability, and more suitable for AIRSOFT use. 5. Thickened loading lip allows for compatibility