Coller Bush & Coller Spaser

Spark Industries is a trusted manufacturer of excavator collar bush and collar spacer components designed for heavy-duty construction and mining machinery. Our collar bushings are precision-machined using high-grade alloy steel to ensure durability, dimensional accuracy and superior load-bearing capacity.

Collar bush and spacer components are used in excavator linkage systems to maintain alignment, reduce lateral movement and ensure proper load distribution between pins and bush assemblies. These components help prevent excessive wear and improve the overall stability of mechanical joints.

We manufacture collar bush and collar spacer parts suitable for various excavator models including PC series, Kobelco and other crawler equipment. Our products are widely supplied across India for construction, mining and earthmoving applications.