Greenspeed Take Off Square Magnum Standard, Big Wheel and X-Large Replacement Boom accessory mounts The Schlumpf Steel Cone Ring

The Schlumpf Steel Cone Ring for Schlumpf Drive Units is for use on aluminum frames and prevents the Schlumpf drive from slipping in the bottom bracket

thereby improving pedaling efficiency and power for both competitive and recreational cyclists

Rivet steps up to the plate

Bar end shifters are the simplest

The open design similar to our X-DOME™ cassette aids in mud clearance

Greenspeed Take Off Square Magnum Standard, Big Wheel and X-Large Replacement Boom accessory mounts The Schlumpf Steel Cone RingThis take off Greenspeed replacement boom fits the Magnum Standard, Magnum X Large and Magnum Big Wheel trikes. In excellent condition! Specifications: Square 7005 Alloy Tubing 44. 7cm long Black