CNC STYLE ALY LOOSE 9/16 SIL BLACK-OPS CNC STYLE ALLOY LOOSE BALL BULLET PROOF SILVER BMX/MTB PEDALS 9/16". 1 Peice CNC'd Aluminum Alloy Bullet Proof Body ! 9/16" with Loose Ball Bearings. Replaceable Screw-in Traction Studs. Reflectors included.