The original retainers weight 8,6g and the titanium retainers weight 4,9g, 45% lighter. 16 Oversized Valves + 16 Titanium Retainers by ABUSO. 16 Retainers made of best grade titanium (Grade 5). Set of 16 high performance valves for the GSXR1100 86-90 and Bandit GSF 1200 (Oil cooled, rocker arm).
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