For full-suspension trail bikes, the 145mm wide saddle offers great pedaling support but itÆs also easy to move around on Smooth-edged shape that combines support and riding control for dropper post use A combination of a ride-compliant carbon reinforced nylon shell and an S-Alloy rail Closed loop Mobius rail design for added strength and weight distribution co-injected elastic wing panels that flex upon impact 7mm x 7mm rail Includes MTB tool kit especially designed for Alpaca saddles; fully integrated and removable without impact to the overall aesthetic of the saddle. 12-feature tool kit includes hex wrenches (2/2.5/3/4/5/6/8 mm), screwdrivers (Phillips, flat, T-25/T-10), and inflator head, plus storage housing for 16g CO2 charges. SADDLE TERRA ALPACA X5