ReviewsChainring Bolt Tool

Chain Guide 30-40T CYSKY MTB Chain Guide Direct Mount Chainring Guard Perfect for Most Bicycle Road Bike Mountain Bike BMX Fixie Alloy Aluminum BB Mount BB Mount Black

Extremely easy to install and adjust using a single 4mm Hex tool, without removing your cranks..
Suit for narrow-wide 30~40T chainring(round chainring), 30~38T chainring(oval chainring), Adjustable design.
Never drop a chain ever again and double your narrow wide chain ring life.ISCG08 hole distance: 55.9mm.
Support specification: BB Mount. High-strength material, wear and resistance to deformation.
Note: The Spacers is used to adjust the distance of the top part like the picture, Not used with bolts..

?EASY TO INSTALL?This bike chain ring set of connecting rods is easy to install and adapts perfectly to the bolt pattern of 104 mm, 32, 34, 36, 38 teeth to choose from..
?INCREASES WEAR LIFE?Bike single chainring adopts standard teeth design, which ensures ultimate chain retention, increases wear life, and reduces friction and noise..
?HIGH STRENGTH & LIGHTWEIGHT?The bicycle chainring bottom bracket is made of high quality aluminum alloy, it is lightweight, without heaviness for the bicycle..
?BIKE REPLACEMENT ACCESSORY?Our mountain bike chainring with integrated structure, offers a good occlusion with your bicycle chain. An great replacement for bike repair..
?CNC PRECISION PROCESS?CNC precision machining and anodic oxidation electroplating, keep medals smooth surface, bright color, not faded and corrosion resistance..

Material: Alloy 6061 crank, high intensity steel chainring..
Bottom Bracket Width: 68-73mm. BCD: 104mm. Crank Arm Length: 170mm, Crank Screw Aliber: 15mm..
Hollow one sprocket wheel shaft for mountain bikes, road bikes..
Compatible With: Shimano, FSA, Gaint ATX770 ATX770-D XTC 750..
Package Include: One fordged crank set, bottom bracket, 4 pcs single chainring bolts, crank screw, crankset bolt allen wrench..

☆ ALUMINUM ALLOY MATERIAL - made of high-strength aluminum alloy, the hardness is higher than steel, CNC numerical control turning processing fine workmanship, using laser laser combined with a variety of processes to create bicycle sprocket bolts.
☆ ANODIZED COLORING - The anode is colored to prevent oxidation, and the surface is anodized to make the color bright and corrosion resistant. At the same time, the overall smoothness of the bolt is strengthened to make the color more dazzling and beautiful.
☆ PRODUCT SIZE - 6.4mm bolts are double Chainring Bolts, 4.9mm bolts are Single Chainring Bolts, please carefully distinguish the size you need before ordering, so that you can get the correct product.
☆ QUALITY GUARANTEE - If for any reason you are not completely satisfied with the purchase you have made. do not hesitate to email us, we will do our best to make it right for you as soon as possible. Or you only have to return the product for a full refund..

☆ ALUMINUM ALLOY MATERIAL - made of high-strength aluminum alloy, the hardness is higher than steel, CNC numerical control turning processing fine workmanship, using laser laser combined with a variety of processes to create bicycle sprocket bolts.
☆ ANODIZED COLORING - The anode is colored to prevent oxidation, and the surface is anodized to make the color bright and corrosion resistant. At the same time, the overall smoothness of the bolt is strengthened to make the color more dazzling and beautiful.
☆ PRODUCT SIZE - 6.4mm bolts are double Chainring Bolts, 4.9mm bolts are Single Chainring Bolts, please carefully distinguish the size you need before ordering, so that you can get the correct product.
☆ QUALITY GUARANTEE - If for any reason you are not completely satisfied with the purchase you have made. do not hesitate to email us, we will do our best to make it right for you as soon as possible. Or you only have to return the product for a full refund..

☆ ALUMINUM ALLOY MATERIAL - made of high-strength aluminum alloy, the hardness is higher than steel, CNC numerical control turning processing fine workmanship, using laser laser combined with a variety of processes to create bicycle sprocket bolts.
☆ ANODIZED COLORING - The anode is colored to prevent oxidation, and the surface is anodized to make the color bright and corrosion resistant. At the same time, the overall smoothness of the bolt is strengthened to make the color more dazzling and beautiful.
☆ PRODUCT SIZE - 6.4mm bolts are double Chainring Bolts, 4.9mm bolts are Single Chainring Bolts, please carefully distinguish the size you need before ordering, so that you can get the correct product.
☆ QUALITY GUARANTEE - If for any reason you are not completely satisfied with the purchase you have made. do not hesitate to email us, we will do our best to make it right for you as soon as possible. Or you only have to return the product for a full refund..

【Material】Crank and Chainring Made of aluminum alloy, light weight, stylish, flashy styling, high axial strength and compatibility.
【Crank】:104/64mm.crank fit Single/Double/Triple chainring,Crank Arm length 170mm, Crank related holes distance 74m,fit 8-12S chains Single/Double/Triple Speed Chainring.
【Chainring】Snail single speed narrow wide teeth chainring, 104BCD, 32/34/36/38T, Round, Black/Red, Chainring thickness 4mm (Narrow teeth: 1.9mm, Wide teeth: 3.7mm), Weight: about 45g..
【Scope of application】Squre tapered BB ,Pedal size : 9/16" , Fit For Mountain Bike, Road Bike Crank Set etc..
【Package】1PC MTB Crankset, 1PC Mountain bike single speed chainring, 4PCS Chainring bolts..