16x13mm 4g-7g Variator Roller Set Fit For B BT49QT GY6 50cc 139QMB 139QMA(16x13mm 6.6g)

Fit For B BT49QT-3 50cc 4-StrokeFit For B BT49QT-6A1 50cc 4-StrokeFit For B BT49QT-6A4 50cc 4-StrokeFit For B BT49QT-6B1 50cc 4-StrokeFit For B BT49QT-6B4 50cc 4-StrokeFit For B BT49QT-9R1 50cc 4-StrokeFit For B BT49QT-9R3 50cc 4-StrokeFit For B BT49QT-9S1 50cc 4-StrokeFit For B BT49QT-9S3 50cc 4-StrokeFit For B BT49QT-12C1 50cc 4-StrokeFit For B BT49QT-12G 50cc 4-StrokeFit For B BT49QT-20A2 50cc 4-StrokeFit For B BT49QT 7 4-StrokeFit For B BT49QT 9 4-StrokeFit For B BT49QT 12 4-StrokeFit For B BT49QT 21B2 4-StrokeFit For B BT49QT 50cc AC 4-StrokeFit For B BT49QY 2 4-StrokeFit For B BT50QT 9 4-StrokeFit For B BT50QT 11 4-StrokeFit For B BT 50cc AC 4-StrokeFit For B Big Panther 50cc 4-Stroke BT49QT-2AFit For B Eagle 50cc 4-Stroke BT49QT-9F1Fit For B Eagle 50cc 4-Stroke BT49QT-9F3Fit For B Ecobike 50cc 4-Stroke BT50QT-9Fit For B F 50cc 4-Stroke BT49QT-2CFit For B Hero 50cc 4-Stroke BT49QT-12DFit For B Rebel 50cc 4-Stroke BT49QT-12A1Fit For B Retro 50cc 4-Stroke BT50QT-11Fit For B Rocky 50cc 4-Stroke BT49QT-12EFit For B Smart Rider 50cc 4-Stroke BT49QT-7Fit For B Sprint 50cc 4-Stroke BT49QT-9Fit For B Tanco 50 4-Stroke BT49QT-12FFit For B Tiger 50cc 4-Stroke BT49QT-12P1Packaging quantity: 1set

• Drive Unit Integration: Connects internal assemblies to coordinate rotational energy, steady motion, and operational force.
• Solid Architecture: Reinforced frame withstands mechanical load, continuous vibration, and thermal expansion.
• Fluid Movement: Calibrated internal pathways facilitate seamless rotation, preventing drag, catching, and power loss.