High-quality BOOM cylinder seal kit for ZX 330/350LC-5/350LC-6 excavators. Designed to restore hydraulic sealing performance and eliminate oil leakage during cylinder repair or overhaul.

Manufactured from premium rubber and polyurethane materials, offering excellent pressure resistance, oil resistance, and long service life under heavy-duty working conditions.

Precision sizing ensures accurate fit and reliable sealing performance.

Application: BOOM Cylinder

Compatible Models: ZX 330/350LC-5/350LC-6

Includes: Complete seal set for one cylinder (rod seal, piston seal, dust seal, O-rings, back-up rings, etc.)