Seido Kama Crank Set 30mm
Seido Kama Crank Set 30mm
Seido Kama Crank Set 30mm
Seido Kama Crank Set 30mm
Seido Kama Crank Set 30mm
Seido Kama Crank Set 30mm
Seido Kama Crank Set 30mm
Seido Kama Crank Set 30mm
Read our Google reviews

Seido Kama Crank Set 30mm

£155.00 £155.00
Colour Black
Length 165mm

Dispatch & delivery

Checking dispatch time…

Then add UK courier delivery: Standard tracked: 2–4 working days after dispatch FedEx Express: 1–2 working days after dispatch
Adding to Cart Added to Cart

About this product

A robust and versatile aluminium crankset with a 30mm spindle designed for wide compatibility and easy maintenance. It fits inside frames with bottom bracket shells up to 86.5mm wide and is compatible with virtually any frame. The drive side features a self-extracting crank arm bolt for simple removal, while the 3-bolt direct mount interface allows quick and easy chainring swaps. An adjustable preload collar ensures correct bearing preload at all times, helping to prevent premature wear and maintain smooth performance.

  • Material: Aluminium
  • Spindle: 30mm
  • Bottom bracket compatibility: up to 86.5mm wide BB shells
  • Frame compatibility: compatible with virtually any frame
  • Drive side feature: self-extracting crank arm bolt
  • Chainring interface: 3-bolt direct mount system
  • Maintenance feature: adjustable preload collar for bearing preload control
  • Purpose: robust and versatile crankset for wide application use

Need help choosing a BMX bike or finding the right BMX parts? You’re in the right place.

Visit our Waller BMX Guide for helpful advice on bikes, parts, sizing and compatibility. If you’re still unsure, call or email Waller BMX, or click the chat icon to speak to our knowledgeable BMX team.

In stock at Waller BMX

The dispatch panel shows In stock and confirms dispatch within 1 working day.

In stock at a supplier

The panel shows In stock, the supplier dispatch estimate and a supplier stock note. This is the waiting time before your order leaves, with courier delivery added afterwards.

Preorders

The panel shows a preorder dispatch estimate. Use the estimated shipping date shown on the product page. If no current estimate is available, contact us before ordering.

Sold out

Use Notify me when available to hear when the selected option is back in stock.

Dispatch + delivery

Courier delivery starts after dispatch. Express delivery does not shorten a supplier or preorder wait.

Ordering several items? We send everything together once all items are ready. The longest dispatch time in your basket applies.

Need an estimate or an alternative? Ask our BMX team →

  • Spend over £75 for free tracked UK delivery.
  • Spend over £249.99 for free next day UK delivery.*

*Excludes larger bikes and certain postcodes.

See our Shipping & Returns page for delivery and return details.

Ordering a larger bike? Read our larger bike delivery information.

For more information about Customs and Duties see our FAQ.

We now have an Estimated Import Costs calculator on our product and cart pages to help you estimate duties. Please be aware unless stated we ship all International Orders using the option DDU (Delivered Duties Unpaid).

For extra information about ordering to outside the UK see here.

Save up to 42% on a new complete bike or parts through a UK Cycle to Work scheme.

We accept major UK vouchers, including Cyclescheme and Green Commute Initiative.

How to order

  1. Choose your bike, parts or custom build.
  2. Request a voucher or certificate through your employer and scheme provider.
  3. Contact Waller BMX, or select Cycle to Work at checkout, to complete your order.

Read our Cycle to Work guide or Green Commute Initiative guide for the details.

Need help with your voucher? Contact our BMX team.

Before you buy

Check the details. Choose with confidence.

Options, contents and delivery for this product.

What should I check before ordering?

Check the product description, selected option, dimensions and included items. For replacement parts, compare the exact fitting size, type and model with your existing setup. If anything is unclear, ask us before ordering.

When will my order arrive?

Check the dispatch estimate for your selected option above. Dispatch is the time before your order leaves us; courier delivery comes afterwards. Supplier-stock items need time to reach Waller BMX first. Mixed orders are sent together once everything is ready. Express delivery does not shorten supplier lead times.

What is included with this product?

Check the description and included-parts list for the selected option. Images can show items for illustration; do not assume fittings, tools or accessories are included unless stated. Ask us if you need to confirm a detail.

WALLER BMX · SHEFFIELD · EST. 2012

SHEFFIELD'S FIRST RIDER-OWNED BMX STORE.

Born in Sheffield in 2012. Built around riders, sessions and people who make BMX what it is.

We're here to help you find the right products for the way you ride.

5-star Google reviews · Read reviews →
Get to know your setup. Clear guides to BMX bikes, sizing and parts.
Explore the Waller BMX Guide