TRAXXAS TRX4 TRAIL CRAWLER Aluminum 17x19 Hex+On-road Rubber Radial Tires W/ Plastic Wheels - 24pc set - GPM TRX4889/1719  [TRX4889/1719]

That includes :

Hex Adaper-4pcs
Hex Adaper Cover-4pcs
Hex Socket Screw 19mm-4pcs
5mm Metal Washer-4pcs
M4x2.5x13 Screw Shaft-4pcs

Handbook quantity: 8269+8270+8271+3467

Product major function & use:

1. Extend the wheel-base by widening the width regarding hex. For on-road drive, replace the tires from crawling to on-road synthetic radial tires.
2. Self-lock design provides better security when driving and switching.

This pair of tires and tires with optional hex adapters is quite well worth on-road price rushing motorists

perfect for on-road drive, never for crawling.
Suggestion: use with 75-80mm damper with difficult springtime to get extra stable drive and avoid rollover.