Rail Set SG552/SG553 Kleur:Zwart and many more

and many more

The foldable aluminum legs are fully adjustable with Posi-Lock Wheel and Quick Retraction Button

Weight: 80 g Shipping weight: 80 g Information from producer (extern)

then it probably means that your hop-up packing is worn down and is not gripping the BB properly before it is fired out

Rail Set SG552/SG553 Kleur:Zwart and many moreDetails Weight: 40 g Shipping weight: 70 g G&G Established in 1986 in Taiwan, G&G is an experienced designer and producer of airsoft replicas and accessories. From their first replica, their goal is innovation and high quality to meets even the most demanding customers needs. Today they continue their heritage by developing new types of unique, catching eye airsoft guns with top quality control.