• W shaped hop-up nub increases surface contact to BB for improved backspin and performance
• Two ring design offers improved air seal
• Improve accuracy and consistency
• Made in Japan

Specifications

• Material: Silicone
• Type: Soft 50
• Compatibility: For Matrix, JG, G&G, G&P, Echo1, KWA, Tokyo Marui and and other compatible Airsoft AEG