Brand new, out of the pacakge, Tamiya Hop-Up Options TRF Damper Piston (3-Hole/4pcs).  Tamiya part #OP-573 or #53573

Specifications
Brand: Tamiya
Item Type: Hop-Up Options Parts
Item Number: 53573
Material: Plastic
Net Weight: 3g
Usable with: Cars Equipped with 53571

Features
These pistons are made out of solid Flourine material to ensure smooth shock movement when used on Tamiya`s world famous TRF dampers for touring cars.

Item Included: 1 x Tamiya Hop-Up Options TRF Damper Piston (3-Hole/4pcs) OP-573 53573