Air Seal Hop-Up Rubber Hard Type end of year sale Weight: 28 g Shipping weight:

Weight: 28 g Shipping weight: 46 g

This hard type packing is designed to match high power upgrades at 400fps+

Blade length: 100 mm Handle length: 135 mm Total length: 235 mm Weight: 170 g Shipping weight: 200 g

was established in Michigan USA

Springfield XD (9/40)

Air Seal Hop-Up Rubber Hard Type end of year sale Weight: 28 g Shipping weight:Description 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. This hard type packing is designed to match high power upgrades at 400fps+. High power upgrades require a harder hop up packing since softer material may deform from the higher