Massi MST-550 Superlight stem — made in Spain. Brand: Massi Product: Stem Diameter: 31.8 Size: 100 Material: Aluminium SL Angle: 17º Model: MST-550 SL
Massi MST-550 Superlight stem, sold under the Massi brand, is manufactured in Spain. That origin is recorded at the "Internet-Sourced" evidence grade.
Massi is headquartered in Spain; a brand's home country is not evidence of where its goods are made, and the two are tracked separately.
Origin evidence last reviewed 2026-10-23.
Every origin claim on Hesperia Market is graded by the strength of its evidence and linked to its sources.