Introducing the Neutron Bottom Headset Cup from the reputable brand, Nukeproof. This game-changing piece of kit allows you to upgrade your bike's performance, tailoring it exactly to your needs.

Whether you're replacing just the bearings or opting for a complete overhaul, this bottom headset cup works in perfect harmony with both the Nukeproof Steel Bearing and the Nukeproof Ti coated bearing with stainless balls. Both have been precision-engineered to the highest standards to ensure they stand up to the harshest of riding conditions, all while promising long life and optimum performance on the trails.

Our latest-generation bottom cup boasts elements of refinement, improvement, and expansion for the ultimate fit, sealing, and performance. It's compatible with wide-ranging fork and frame standards, making it an adaptable choice for any cyclist. With sealed angular contact bearings, a split alloy crown race, and CNC-machined upper and lower bearing cups, all made from our proprietary aluminium, this headset epitomises the perfect blend of lightweight design, robust strength and lasting durability.

Our Neutron Bottom Headset Cup is available in a broad spectrum of configuration options to complement a multitude of fork/headtube combinations. This includes a full assortment of Standard Steerer and Tapered Steerer versions. You'll also find internal and external cup options, along with the zero stack version with internal top and bottom cups.

All models feature a durable black hard anodised finish, which not only looks aesthetically pleasing, but also adds an additional layer of toughness. To top it off, we've laser-etched our graphics onto each cup giving it an edgy, high-end finish. Embellish your bike's performance today with Nukeproof's superior range of headset components.