Overview Reviews Product Description New Old StockMavic 317 Mountain Bike threaded HeadsetRare 1-1/4" size (31.8mm)complete and new in box Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Mavic 317 Headset 1 1/4" Alloy Vintage mtb NOS Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments