OS-20 (451mm) TNT M80 Double Wall Rim - 36H - Silver 24tpi OPC Fully welded joint construction

Fully welded joint construction

Steerer Length: 173mm (62mm Threaded)

The Weinmann AS7X rim is a single wall aluminum rim

This is a new production part that is similar in appearance to older GT sprockets

The Wippermann Connex IR8 has a cool look

OS-20 (451mm) TNT M80 Double Wall Rim - 36H - Silver 24tpi OPC Fully welded joint constructionThis is an OS20, race intended, double walled and pinned joint rim. It is 20" (451mm) for OS 20 tires only. This rim only works with OS 20 (451mm) tires not standard 20" (406mm) tires. If you do not know what OS 20 is, DO NOT BUY THEM! Use: BMX Race Size: OS 20in ISO: 451 Wall: Double Drilling: 36H Side: Machined Sidewall Material: 6061 T6 Valve: SV Width ID: 25mm Width OD: 30. 6mm ERD: 419 Color: Silver anodized