Win & Win S21 Extender Color:Blue • OCT – Optical Centered

•    OCT – Optical Centered Technology – Improved centration of lenses for ultimate accuracy

No Tool Micro Adjust Windage & Elevation

lightweight and unforgettable light performance Dynamic light delivery right where you need it - no side glare Intuitive fit for any dartboard

Compound bows have an adjustable draw length range and should be set to fit your unique body size and shape

Indicator needle is indexable for easy re-sighting should your set up change

Win & Win S21 Extender Color:Blue • OCT – Optical CenteredWiawis S21 Stabilizer 2017 new stabilizer's WIAWIS S21 reinforces the performance of present HMC Plus stabilizer with a graphene foam core and it was developed focused on improving shooting feeling. As already known with the HMC Plus stabilizer, we increased stiffness using tapered tube on end part of the stabilizer. It reduces unnecessary movement by eliminating vibration after shooting and controlling shock and vibration transferred from limbs