From APS Racing:
Introducing a new series of CNC machined brass option parts for heavier upfront crawling or climbing on Traxxas TRX-4 Trail Crawlers.
5 most popular option parts are now available for brass upgrades.
Also available are extensive selections of bumpers and aluminum option accessories for both Crawlers and Traxxas TRX-4 Trail Crawlers.
All available through better hobby shops across N. America.
#APS29001 – Brass Outer Portal Drive Housing 2 pcs
#APS29002 – Brass Front Steering Knuckles 2 pcs
#APS29003 – Brass Front C-Hub Carriers 2 pcs
#APS29004 – Brass Axle Differential Cover
#APS29005 – Brass Hex Wheel Hubs 4 pcs