Click to expand Tap to zoom TRX-4 Sub-Micro Waterproof Servo by Traxxas – TRX2065A Save Liquid error (snippets/product-badge line 38): Computation results in '-Infinity'% £29.95 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart This is a replacement servo for the TRX-4 Crawlers