Optional split horizontal rear body mount set for RC MAKER SP1 and SP1-F This set includes all required parts to install the new split version of our rear body mounts. These split mounts allow for tuning of the rear bulkhead flex, which is a great tuning option! The set includes left and right body mounts, as well as new body posts which will likely be required if you've cut the kit ones shorter. The 1028 brace is also included and the best place to start before trying softer options for increased rotation. The split rear body mount set can be tuned with the following braces: 1028 (included):Most amount of rear traction, good stability on and off power 1027:Additional Rotation on and off power, good for technical tracks 1026: Even more rotation on and off power, best for very tight and twisty tracks, may be more difficult to drive due to the added rotation Manufactured from 3mm Stiff Weave Carbon Fiber RCM-SP-10017 Includes: 1x Left Body Mount 1x Right Body Mount 2x 3014 1x 1028