Hex BoltSold here as an aftermarket replacement under reference AC0020-10025, with fit confirmation available on request by phone or email. Metric hex-head bolt used throughout the truck for engine, mast, axle, and chassis fastening. Using a bolt of the correct grade is important on safety-critical joints like mast mounts, counterweight bolts, and overhead guard hardware. In-house maintenance teams and independent rebuilders rely on matching service hardware so a teardown does not stall waiting on parts. Using the correct grade and thread keeps critical joints tight under the vibration and load cycles a working forklift sees through every shift.Aftermarket replacement part, cross-references original part number AC0020-10025.Need help confirming fit? Call (562) 693-7748 with your serial number.Part number variants: AC0020-10025, ac0020-10025, AC002010025, ac002010025 ⚠ Warning: Some equipment has serial-number breaks that may not be reflected in the catalog. Contact us for clarification before ordering if uncertain.SCR Forklift Parts ships from Whittier, CA with next-day delivery available across the US when needed.