RockShox SID RCT3 Suspension Forks. The most famous fork in cross-country racing offers all the stiffness you need at the weight you want.

• SoloAir: Spring system (positive/negative) with external Schrader valve and is internally adjustable by replacing SoloAir spring to desired length (100mm or 120mm)
• MotionControl-DNA hydraulic damping with external dual-flow rebound and 3-position compression (open/platform/lockout) via crown access knob (remote, PushLoc handlebar mount available separately)
• Threadless, custom butted aluminum steerer and forged AL66-TV alloy crown assembly with a 42mm offset and 32mm straightwall, low-friction anodized 7000-series aluminum stanchions with sag gradients
• 1-piece 27.5" (650b) magnesium lower legs with Power Bulge lower bushing reinforcement and 15x100mm MaxleLite (QR) thru-axle dropouts, disc brake only (74mm Post-Mount): max 200mm rotor / 2.3" tire (includes air pump and initial service kit)

Specifications:

Item Name: SID
Travel: 100/120 mm
Spring: Solo Air
Defined Color: Black
Color: Black
Brake Type : Disc
Lockout: Crown Mounted
Front Axle Type: 15mm Thru
Front Hub Spacing: 100 mm
Wheel Size: 27.5"/650b
Wheel Mount Center Offset: 0 mm
Steerer Type: Tapered
S.H.I.S. Clamp Diameter: 28.6
Steerer Tube Length:
Crown Race: 39.7
Weight:
Brake Usage F/R: Front

Model Number: 00.4018.232.006