INJORA Silicone Rubber Insert for 118-122mm 4.75" OD 1.9" Tire

• Green: soft, suit for 3-5lb RC Crawlers, Red: hard, suit for more than 15lb RC Crawlers.
• Made of silicone rubber materials, waterproof and temperature resistant.
• More superb sidewall support than regular foam to keep the shape of tires.
• It improves traction and grip to help your rig to out of tough situations.
• Each Weight: 69g (Yellow), 70g (Green), 73g (Blue), 76g (Red).
• AGE RECOMMENDATION: Not for children under 14 years.

- Ships within 1-2 business days.