This is a 4-pack of female spade terminal ends (F2 Terminals, 0.250" FASTON receptacles) and heat shrink.
Interstate 12 Volt 18 Ah Sealed Lead Acid Battery (SLA). Nut and Bolt Fastener Lug.
A ready to ship prebuilt tracked robot. It features IG42 122RPM Gear motors. Controller, battery, and charger included.
These are 4" inch diameter Mecanum wheels with custom shafts, lock collars, and bearings.