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July 26, 2017

Madera Memo #7: Madera Helm Sprocket Unbagging

Helm Sprocket Spread

BMX – Madera Memo #7 – Unbagging – Helm Sprocket

Learn all about Madera’s classic and tough Helm sprocket. Click play to see the sprocket, hear the specs, and understand why it’s so awesome! More info and link for purchase below.

The Madera Helm Spline Drive Sprocket

– American Made
– 7075 Aluminum
– No sprocket bolt needed or usable. Spline adapter only.
– Hardened CrMo steel insert matches up to the 48 spline spindle (included)
– Available for 19mm and 22mm spindles
– 25t and 28t
– Colors: Black, Nickel, Rust, Polished, Fall Red, Snow, Celestial Wrap, Party Paint
– Weight: 81g/285 oz (25t)

July 26, 2017