PSM Aluminum RC8B3 Spring Cups (2)

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This is a pack of two optional PSM RC8B3 Aluminum Spring Cups for use with the RC8B3 line of 1/8 vehicles and are a direct fit from the standard cups (ASC81193). These cups are compatible with any 20mm diameter spring, such as the standard RC8B3 springs.

These cups are made from 7075 T6 Aluminum Alloy material and feature a special semi-gloss coating for great looks, precise fitment and minimum weight.


  • AW-Black coating - special semi-gloss coating
  • 7075-T6 Aluminum - superior material quality
  • Very strong and durable.
  • Lightweight - at only 2.60g per piece
  • Designed for 20mm diameter springs
  • Direct Fit - the stock part can be replaced directly without any problem
  • Designed and precise machined by PSM in Germany

This product was added to our catalog on February 23, 2017

Sophie Dufort
Verified Owner
Wednesday, Jan 24 2018 (11 months ago)
PSM Aluminum RC8B3 Spring Cups (2)
These are incredibly thin and brittle. Sure, great for keeping the weight down, but not good if you breathe on them wrong...they'll break.