Using some of the lowest premium steel bearings available, 6061 T-6 aluminum cups and caps, the HELLBENDER 70 SLAM is a premium headset series created for riders seeking the lowest possible handlebar position without compromising bearing durability and correct preload.

HELLBENDER 70 SLAM ZS44/28.6 | ZS56/40 Headsets
- 6061 T-6 aluminum cups and caps, machined to minimize weight and
increase stiffness…
- Top cup designed with the lowest possible stack, for both IS
and ZS
- Crown race: Aluminum with double seal provides excellent
protection with low friction
- Compression ring: compatible with carbon forks
- Bearings: premium HELLBENDER, sealed stainless steel
- Stack height:
(ZS) ZERO STACK - 2mm top vs 8mm top for standard HELLBENDER;
(IS) INTEGRATED - 4.6mm top vs 9mm top for standard HELLBENDER

Lower steerer tube diameter: 56 mm
Upper steerer tube diameter: 44 mm
Lower fork diameter: 40 mm
Upper fork diameter: 28.6 mm
Headset type: Semi-integrated,