Air Seal Hop-Up Rubber Soft Type end of year sale East Crane is based in

East Crane is based in Hong Kong manufacturer which gained popularity by producing parts and complete replicas for many brands

collar and shoulder area: 65% cotton / 35% polyesterTorso: 80% cotton / 20% polyesterYKK zip Weight: 420 g Shipping weight: 430 g

Weight: 260 g Shipping weight: 270 g

The steel base is compatible with either a RIS rail section or a swivel mount stub

Air Seal Hop-Up Rubber Soft Type end of year sale East Crane is based inDescription If your hop up adjustment is not having a big effect on the hop up of your BBs, then it probably means that your hop up packing is worn down and is not gripping the BB properly before it is fired out. A new hop up packing will allow more accurate hop up adjustments. Best used on guns that shoot below 400fps. If your gun shoots above 400fps, then opt for the hard type hop up packing instead. Especially recommend to use this hard type hop up