Box Two Chainring

The Box Two Chainring are available from 38 to 45-teeth and are made in America from 6061-T6 aluminum alloy. These will only fit BCD 4-bolt cranks.

FEATURES

• 104 BCD Compatible
• 3/32" Chain Compatible
• Anodized Aluminum
• Optimized For Stiffness
• Lightweight Cutouts

SPECIFICATIONS

• BCD: 104mm
• MATERIAL: 6061-T6 Aluminum
• ORIGIN: Made in USA
• THICKNESS: 3.5mm
• 38 TOOTH: 73 grams / 2.57 ounces
• 39 TOOTH: 78 grams / 2.75 ounces
• 40 TOOTH: 79 grams / 2.78 ounces
• 41 TOOTH: 84 grams / 2.96 ounces
• 42 TOOTH: 87 grams / 3.07 ounces
• 43 TOOTH: 90 grams / 3.17 ounces
• 44 TOOTH: 92 grams / 3.25 ounces
• 45 TOOTH: 96 grams / 3.38 ounces