The Caliber shaft is Maverik's strongest shaft, now even stronger. Updated with new, stronger, thicker wall, and Dual Wall Taper technology. Shape: Signature Material: Scandium-Titanium Alloy Grip: Bead Blasted Finish Adjustable Butt End (ABE 3): Signature butt-end now with smooth, rounded edges, 7 points of contact and a silicone liner that locks tight into all shaft shapes. Dual Wall Taper: Reinforced at the center of the shaft, so you can throw hard checks with confidence.