Pack of 4 low-profile head saves weight while providing appropriate clearance for the bottle. The flange head better distributes load across nearly 3x more surface area than a cap screw and more than 2x the surface area of a button head providing both increased rigidity and lower stress.
Specs:
• 6Al/4V Titanium • Four M5x12mm • 4mm Head Height • 1.8g each • Machined for a T25 Torx