Flat Thru Axle 12x186mm for Boost 148mm with M5 thread. The Flat Thru Axle is a reliable 12 mm axle for Boost 148 mm rear wheels, featuring a flat design and allen locking for quick and secure installation. It works perfectly with 12 mm thru axle hubs, provides maximum stiffness, and allows fast tool-free wheel changes. The M5 internal thread on both sides allows optional accessory mounting.

Features & Specifications:

• Model / Series: Flat Thru Axle
• Product type: Thru axle
• Use: MTB, Trail / Enduro / E-MTB / All-Mountain
• Compatibility: Boost rear wheels OLD 148 mm, 12 mm thru axle hubs
• Technologies / System: Flat contact surface, allen screw fixation, M5 internal thread on both sides
• Material: Aluminum / steel
• Length / thread: 186 mm, 1.0 mm (thread length 12.7 mm)
• Weight: 120 g

Important compatibility note: Compatible exclusively with Boost rear OLD 148 mm and 12 mm thru axle hubs. Check length and thread pitch before replacement. Not suitable for non-Boost 142 mm, QR setups, or other diameters without adaptation.