RST F1RST 29" Boost Air Fork
RST F1RST 29" Boost Air Fork - Tapered Steerer - 15 x 110mm Axle
Engineered for demanding MTB riders, the RST F1RST 29" Boost Air Fork delivers trail-ready suspension performance that’s built to take on tough terrain. Featuring a responsive AIR3 spring and BO-TNL damper with remote lock-out, this fork offers precision control and efficient shock absorption on everything from technical rock gardens to high-speed descents. The 32mm stanchions, magnesium lowers and aluminium crown combine to provide the perfect balance of durability and weight, while the Boost axle spacing ensures confident, stable handling.
- Whether you're upgrading your XC or trail setup, this fork provides premium performance with all the key features you’d expect – at a seriously competitive price.
- Fits tyres up to 2.6" (29")
- Stanchion width: 32mm
- Fork offset: 51mm
- Lower leg material: Magnesium
- Crown material: Aluminium
- Damper: BO-TNL Compress adjust Rebound adjust remote lock-out
- Mudguard mounts: Yes
- Max rotor: 220mm (with adapter)
- Brake type: Disc
- Travel: 100mm
- Axle: 15 x 110mm (boost)
- Steerer: 1 1/8 - 1.5" Tapered
- Steerer length: 255mm
- Includes remote lockout kit
- Weight: 2249g (fork and lockout)
Product Information
Product Information
Shipping & Returns
Shipping & Returns





RST F1RST 29" Boost Air Fork
RST F1RST 29" Boost Air Fork
RST F1RST 29" Boost Air Fork - Tapered Steerer - 15 x 110mm Axle
Engineered for demanding MTB riders, the RST F1RST 29" Boost Air Fork delivers trail-ready suspension performance that’s built to take on tough terrain. Featuring a responsive AIR3 spring and BO-TNL damper with remote lock-out, this fork offers precision control and efficient shock absorption on everything from technical rock gardens to high-speed descents. The 32mm stanchions, magnesium lowers and aluminium crown combine to provide the perfect balance of durability and weight, while the Boost axle spacing ensures confident, stable handling.
- Whether you're upgrading your XC or trail setup, this fork provides premium performance with all the key features you’d expect – at a seriously competitive price.
- Fits tyres up to 2.6" (29")
- Stanchion width: 32mm
- Fork offset: 51mm
- Lower leg material: Magnesium
- Crown material: Aluminium
- Damper: BO-TNL Compress adjust Rebound adjust remote lock-out
- Mudguard mounts: Yes
- Max rotor: 220mm (with adapter)
- Brake type: Disc
- Travel: 100mm
- Axle: 15 x 110mm (boost)
- Steerer: 1 1/8 - 1.5" Tapered
- Steerer length: 255mm
- Includes remote lockout kit
- Weight: 2249g (fork and lockout)
Original: $133.02
-70%$133.02
$39.91Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
RST F1RST 29" Boost Air Fork - Tapered Steerer - 15 x 110mm Axle
Engineered for demanding MTB riders, the RST F1RST 29" Boost Air Fork delivers trail-ready suspension performance that’s built to take on tough terrain. Featuring a responsive AIR3 spring and BO-TNL damper with remote lock-out, this fork offers precision control and efficient shock absorption on everything from technical rock gardens to high-speed descents. The 32mm stanchions, magnesium lowers and aluminium crown combine to provide the perfect balance of durability and weight, while the Boost axle spacing ensures confident, stable handling.
- Whether you're upgrading your XC or trail setup, this fork provides premium performance with all the key features you’d expect – at a seriously competitive price.
- Fits tyres up to 2.6" (29")
- Stanchion width: 32mm
- Fork offset: 51mm
- Lower leg material: Magnesium
- Crown material: Aluminium
- Damper: BO-TNL Compress adjust Rebound adjust remote lock-out
- Mudguard mounts: Yes
- Max rotor: 220mm (with adapter)
- Brake type: Disc
- Travel: 100mm
- Axle: 15 x 110mm (boost)
- Steerer: 1 1/8 - 1.5" Tapered
- Steerer length: 255mm
- Includes remote lockout kit
- Weight: 2249g (fork and lockout)





















