GPM Racing - General Hop-Up Parts - Damper Accessories - BBS002 Brass Spacer For Shock Absorber(ring Opening) 2pc set
Which includes :
Bottom of surprise absorber
Product major function & usage:
To provide spring
Made with a significant quality steel for great durability, with good weighing effect (6g each ).
Suitable for: surprise absorber with springtime inside diameter of 13mm, damper pole diameter of 3mm and ball end outer diameter of 7mm