The Kyosho W5311 Seal Cartridge & Turnbuckle Wrench helps you dial in suspension and seal work on ULTIMA RB7 and LAZER ZX7 models. It supports turnbuckle sizes from 3.5mm to 5.5mm and simplifies small adjustments for track or club sessions.
Designed by Kyosho, the W5311 delivers a snug fit on turnbuckles and seals to keep adjustments consistent. Its reliable construction aims to resist wear from frequent use so your setup stays true.
The ergonomic shape reduces hand fatigue during long setup or repair jobs, making it a practical tool for racers and hobbyists alike. Compatibility with the ULTIMA RB7 and LAZER ZX7 means you have the right tool for common Kyosho tuning tasks.
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