Promax EX-1 Alloy external Sealed Bottom Bracket 68/73mm Black MFPN=972-01-566 Three on-the-fly compression damping positions:

Three on-the-fly compression damping positions: Steerer Type Tapered Lockout Switch Crown Brake Type Flat Mount Negative Spring Air Travel (mm) 40 Offset 45 Axle to Crown Length 435 Front Axle 12mm Thru x 100mm Maximum Tire Width 50 S

It provides 10" of extension and 2" of rise/drop for fitment options to clear spare tires or add ground clearance

Type Standard Size 700x28 ISO 622 Bead Fold Belted Tread/Sidewall Color Rd/Blk PSI 105 Weight (Grams) 280 TPI 60 Durometer Features Reflective Sidewall No

the Delta Comp features a Nomex® Honeycomb core

Promax EX-1 Alloy external Sealed Bottom Bracket 68/73mm Black MFPN=972-01-566 Three on-the-fly compression damping positions:EX 1 External bottom brackets feature cold forged and CNC machined alloy cups dual labyrinth bearing covers and precision sealed bearings. They are the perfect match to Promax CF 2 and HF 2 cranks and ultimate upgrade to the budget BBs sold with most crank sets. Fits all 24 millimeter bottom bracket spindles and frames with 68 or 73 x BC1. 37 bottom bracket shells Bottom Bracket Shell I. D. 1. 37 BB Frame Interface English BB Shell Width (mm) 73