2.2M ventru-SKIDLESS part : allow more clearance when used with new rear lower links more curved.
include lipo holder ( you will need an elastic ) compatible with 460 or 500Ma lipo
size for lipo :
52x28x18.2mm to 58x30x18
https://hobbyking.com/fr_fr/turnigy-nano-tech-plus-450mah-3s-70c-w-xt30.html?queryID=056225e18f4e311d15d7d6b3a58f2e0b&objectID=84566&indexName=hbk_live_magento_fr_fr_products