Steel Version of H2427

Hasi Tuned Swiss Steel Rear Ball Bearing for On-Road Engine (14x25.4x6 mm)

The must-have tool on every tuner’s bench.

• More control.
• More precision.

HASI TUNED CARBURETTOR RETURN RUBBER BAND

(Black 20 pcs.)

Affordable Liner/Sleeve Remover tool for all OS based .21 nitro engines.

Enlarged fuel window.
Enjoy a wider and more precise tuning range, making carburation faster, easier, and more stable under all conditions.

More control.
Less guesswork.
High-grade stainless steel construction Precision-machined for optimal fuel atomisation inside the carburetor, ensuring better efficiency and improved throttle response at high RPM.

Full compatibility Direct fit for all OS 21M2 series carburettors.

📦 Now available as an optional upgrade for all OS-based engines.

THESE WORK!!!

CLEAR INS BOX EFRA APPROVED

BLACK INS BOX EFRA APPROVED

Hasi Tuned High Quality After Run Oil 50 ml.

OS PRESSURE CHAMBER SET. (1/10th & 1/8th)

O.S. Engines T-Series RP8 Ultra Cold Heat Range Turbo Glow Plug.

Recommended for nitro ON-ROAD engines .12 -.21 16 - 25% nitro fuels

CARB/BELLOWS SLIDE DUST COVER and SEAL.

Fits all OS Based .21 Motors.