SE Bikes Lockit Chain Tensioners
Best durable upgrade for maintaining consistent chain tension.
These tensioners offer a straightforward solution for keeping the rear wheel locked and the chain perfectly adjusted. Built from lightweight, CNC-machined aluminum, they provide the reliability needed to prevent wheel slip during hard pedaling.
$19.95
at
Stacked BMX Shop
Who it's for
- BMX riders and single-speed enthusiasts demanding reliable drivetrain performance
- Aggressive riders needing components that endure frequent impacts and stress
- DIY mechanics and riders preferring quick, hassle-free bike adjustments
Who should skip it
- Competitive racers and weight-conscious riders prioritizing the lightest possible setup
- Style-conscious riders and custom builders valuing minimalist aesthetics
- Novice mechanics and riders unfamiliar with proper torque specifications
Performance breakdown
Tension Stability
Locks the rear wheel firmly to prevent chain slip under heavy torque.
Alignment Precision
Dual-hole design makes centering the wheel in dropouts quick and accurate.
Build Durability
CNC 6061-T6 aluminum construction handles aggressive riding without bending or warping.
Installation Simplicity
Straightforward bolt-on setup requires only basic tools for a secure fit.
Weight Efficiency
Lightweight alloy keeps rotational mass low for responsive BMX performance.
Aesthetic Finish
Anodized coating provides a clean, custom look that resists corrosion well.
Key Specs
Material
CNC 6061-T6 Aluminum
Axle Compatibility
3/8 inch (10mm)
Weight
70.87 grams
Quantity per pack
2
Bike Type Compatibility
BMX, Single-speed
Component Application Area
Drivetrain
Mounting Type
Bolt-on
Inner Diameter
10mm
Finish type
Anodized
Design
Dual hole, single bolt
Know before you buy
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