FUNN black alloy ZS56/40 headset cup, low‑profile circular bike component for smooth, durable steering performance
FUNN Descend Lower Headset installed on mountain bike, black alloy bearing cup at fork crown for smooth, durable steering control
FUNN Descend Lower Headset sizing chart showing steerer tube and headtube diagrams with lower O.D and I.D measurements
FUNN Descend Lower Headset installed on yellow mountain bike, black alloy cup guiding fork steerer for smooth, precise steering
FUNN Descend Lower Headset technical diagram showing alloy cup profiles and precise lower headset dimensions for multiple frame sizes
FUNN Descend Lower Headset cartridge bearing exploded view, silver steel rings and ball cage with red seals for bikes
Black alloy FUNN Descend Lower Headset ZS56/30, low-profile circular cup for smooth, durable mountain bike steering
Black alloy FUNN Descend Lower Headset ZS49/30, low-profile tapered bike headset cup with precision bearing seat
Black FUNN Descend Lower Headset ZS44/30, machined alloy cup for mountain bike steering stability on white background
Black FUNN Descend Lower Headset, anodized alloy cup with EC44/40 marking for mountain bike steering stability
Black alloy FUNN Descend Lower Headset cup EC49/40, sleek machined finish for durable mountain bike steering support
FUNN Descend Lower Headset ZS66/40, black alloy cup, low‑profile round design for smooth, durable mountain bike steering
Black aluminum FUNN Descend Lower Headset ZS66/46, low-stack tapered cup for mountain bike head tube support
FUNN black alloy ZS56/40 headset cup, low‑profile circular bike component for smooth, durable steering performance
FUNN Descend Lower Headset installed on mountain bike, black alloy bearing cup at fork crown for smooth, durable steering control
FUNN Descend Lower Headset sizing chart showing steerer tube and headtube diagrams with lower O.D and I.D measurements
FUNN Descend Lower Headset installed on yellow mountain bike, black alloy cup guiding fork steerer for smooth, precise steering
FUNN Descend Lower Headset technical diagram showing alloy cup profiles and precise lower headset dimensions for multiple frame sizes
FUNN Descend Lower Headset cartridge bearing exploded view, silver steel rings and ball cage with red seals for bikes
Black alloy FUNN Descend Lower Headset ZS56/30, low-profile circular cup for smooth, durable mountain bike steering
Black alloy FUNN Descend Lower Headset ZS49/30, low-profile tapered bike headset cup with precision bearing seat
Black FUNN Descend Lower Headset ZS44/30, machined alloy cup for mountain bike steering stability on white background
Black FUNN Descend Lower Headset, anodized alloy cup with EC44/40 marking for mountain bike steering stability
Black alloy FUNN Descend Lower Headset cup EC49/40, sleek machined finish for durable mountain bike steering support
FUNN Descend Lower Headset ZS66/40, black alloy cup, low‑profile round design for smooth, durable mountain bike steering
Black aluminum FUNN Descend Lower Headset ZS66/46, low-stack tapered cup for mountain bike head tube support
FUNN black alloy ZS56/40 headset cup, low‑profile circular bike component for smooth, durable steering performance
FUNN Descend Lower Headset installed on mountain bike, black alloy bearing cup at fork crown for smooth, durable steering control
FUNN Descend Lower Headset sizing chart showing steerer tube and headtube diagrams with lower O.D and I.D measurements
FUNN Descend Lower Headset installed on yellow mountain bike, black alloy cup guiding fork steerer for smooth, precise steering
FUNN Descend Lower Headset technical diagram showing alloy cup profiles and precise lower headset dimensions for multiple frame sizes
FUNN Descend Lower Headset cartridge bearing exploded view, silver steel rings and ball cage with red seals for bikes
Black alloy FUNN Descend Lower Headset ZS56/30, low-profile circular cup for smooth, durable mountain bike steering
Black alloy FUNN Descend Lower Headset ZS49/30, low-profile tapered bike headset cup with precision bearing seat
Black FUNN Descend Lower Headset ZS44/30, machined alloy cup for mountain bike steering stability on white background
Black FUNN Descend Lower Headset, anodized alloy cup with EC44/40 marking for mountain bike steering stability
Black alloy FUNN Descend Lower Headset cup EC49/40, sleek machined finish for durable mountain bike steering support
FUNN Descend Lower Headset ZS66/40, black alloy cup, low‑profile round design for smooth, durable mountain bike steering
Black aluminum FUNN Descend Lower Headset ZS66/46, low-stack tapered cup for mountain bike head tube support
FUNN black alloy ZS56/40 headset cup, low‑profile circular bike component for smooth, durable steering performance
FUNN Descend Lower Headset installed on mountain bike, black alloy bearing cup at fork crown for smooth, durable steering control
FUNN Descend Lower Headset sizing chart showing steerer tube and headtube diagrams with lower O.D and I.D measurements
FUNN Descend Lower Headset installed on yellow mountain bike, black alloy cup guiding fork steerer for smooth, precise steering
FUNN Descend Lower Headset technical diagram showing alloy cup profiles and precise lower headset dimensions for multiple frame sizes
FUNN Descend Lower Headset cartridge bearing exploded view, silver steel rings and ball cage with red seals for bikes
Black alloy FUNN Descend Lower Headset ZS56/30, low-profile circular cup for smooth, durable mountain bike steering
Black alloy FUNN Descend Lower Headset ZS49/30, low-profile tapered bike headset cup with precision bearing seat
Black FUNN Descend Lower Headset ZS44/30, machined alloy cup for mountain bike steering stability on white background
Black FUNN Descend Lower Headset, anodized alloy cup with EC44/40 marking for mountain bike steering stability
Black alloy FUNN Descend Lower Headset cup EC49/40, sleek machined finish for durable mountain bike steering support
FUNN Descend Lower Headset ZS66/40, black alloy cup, low‑profile round design for smooth, durable mountain bike steering
Black aluminum FUNN Descend Lower Headset ZS66/46, low-stack tapered cup for mountain bike head tube support

Descend Lower Headset

Precision Control, Trail-Ready Toughness.

Crafted from aerospace-grade AL6061 and equipped with angular contact bearings, the Descend headset offers exceptionally smooth control, allowing you to concentrate fully on the trail.

Our top and bottom headset pieces are available separately.

Lower cup ZS44/30 ZS49/30 ZS56/30 EC44/40 EC49/40 ZS56/40 ZS66/40 ZS66/46
Steerer tube 30 mm 30 mm 30 mm 40 mm 40 mm 40 mm 40mm 46mm
Headtube size 44 mm 49 mm 56 mm 44 mm 49 mm 56 mm 66mm 66mm
Stack height 3 mm 5.2 mm 2.8 mm 13.4mm 13.4mm 2.8 mm 3.5mm 3.5mm
Weight 40 g 60 g 66 g 56 g 60 g 66 g 90g 100g
FUNN black alloy ZS56/40 headset cup, low‑profile circular bike component for smooth, durable steering performance

Descend Lower Headset

Heavy Duty Construction

Heavy Duty Construction

Precision machined aerospace 6061 alloy offers excellent durability to wrad off damages and resistant to vibration during intense rides.

Smooth Control

Smooth Control

With high-quality angular contact cartridge bearings, FUNN Descend ensures effortless, trouble-free turns, even on the roughest terrain.

Parts of Lower Descend headset

An exploded view of a Funn black and silver bike headset assembly, showing three separate cylindrical components aligned vertically on a white background.

Lower Headset Cup

Cartridge Bearing

Fork Crown Race
Three black Funn bicycle headsets are arranged on a flat rock outdoors, surrounded by leaves and larger stones. The headsets, each labeled with Funn, vary in height and are positioned from shortest to tallest left to right.

What our customers say