Laylax Prometheus Flat Hop Tensioner (Flat Type) Sentinel Gear which increases gas efficiency and

which increases gas efficiency and facilitates smoother cycling

Its open-top design allows for immediate access

greatly increasing the performance of your airsoft gun and airsoft hop up

and include O Rings

Laylax Prometheus Flat Hop Tensioner (Flat Type) Sentinel Gear which increases gas efficiency andFlat Hop Tensioner (Flat Type) Essential for flat hop setups. Creates a longer point of contact with the BB. Improved stability and accuracy. Soft and hard versions included for various BB weights. Hop up nubs (standard hop up setups) and hop up tensioners (flat hop R hop setups) are the first point of contact between the gun and the BB itself. This crucial point of contact determines the stability of the BB in flight and thus its accuracy. For flat