Smalley manufactures Spirolox® Retaining Rings & Wave Springs. Spirolox rings are interchangeable with circlips; require no special tooling for removal. Wave springs reduce heights by 50%, with equal force/deflection as standard coil springs. Fit in tight radial/axial spaces. 10,000 stock parts from 6 mm - 400 mm in carbon/stainless steel. Specials from 4 mm – 3,000 mm; No-Tooling-Charges.