Rennen Pentacle BMX Chainring-5-Bolt Gear Size:42T FRAME FIT- Freestyle 990/U-brake -

FRAME FIT- Freestyle 990/U-brake - Low profile for chain clearance [1

6mm MATERIAL: 6061-T6 Aluminum PROCESS: 3D Cold-Forged RISE: 5˚ STACK HEIGHT: 38mm STEERER TUBE: 1" WEIGHT: 106 grams 3

Barcode 025006 Special Shipping Group N/A decorateTable('product-attribute-specs-table')

Choose from the 'original' size for older spindles/cranks

CHAIN: 1/8" or 3/32"

Rennen Pentacle BMX Chainring-5-Bolt Gear Size:42T FRAME FIT- Freestyle 990/U-brake -The Rennen Pentacle Chainring 5 Bolt is made from airplane grade 7075 T6 aluminum alloy which is 83 percent stronger than the standard 6061 T6 chainring. This premium alloy is also super lightweight so even the 42T size weighs less than 2. 5oz, one of the lightest out there. Rennen designed these cogs with a single speed specific tooth shape for added durability and the spline interface is 3 16" thick to protect your hubs. These 110mm BCD chainrings