356 912 roller bearing crank modern 'pinned' will not twist!

356 912 roller bearing crank modern 'pinned' will not twist!
Item# 356-912-roller-bearing-crank-modern-39pinned39-will3569123939
$1,495.00
Availability: Usually ships the same business day

Product Description

Porsche roller bearing crank. This is a modified SPG crank. Modern technology allows safety features machined and modified cranks that eliminate the TWISTING that plagued these high revving cranks. Most individual price their SPG at these prices, but they are not pinned! The ultimate and affordable alternative to an original Hirth.