3 NEW MARTIN 40BS23 SPROCKETS 1" BORE$75.00 Only 1 left in stock 3 NEW MARTIN 40BS23 SPROCKETS 1" BORE quantity Add to cart SKU: 172427434715 Category: Uncategorized Description Additional information Description 3 NEW MARTIN 40BS23 SPROCKETS 1″ BORE BB5 Call us anytime at 855-705-0565 Additional information Weight 2.00 lbs Brand MARTIN MPN 40BS23 We Buy New and Used Surplus Inventory - Sell to Us