Yes, it is safe to use BMW Titanium wheel bolts.
BONOSS forged Titanium BMW wheel bolts apply forged Ti-6Al-4V material.
They have been fully TÜV ISO standard certificated: tensile strength ≥ 1,100 MPa, ultimate tensile load ≥ 138,800N, proof load ≥ 104,000N, and hardness (Vickers) ≥ 347.
Each BONOSS BMW Titanium wheel bolt’s net weight is about 62g, and a set of BONOSS forged Titanium BMW lug bolts’ weight is about 1240g.
They come in various styles and colors, such as Nitrogen-blue and Titanium-original.
Simply put, color matching will essentially improve your design’s visual appeal.
