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julio 25, 2026

Vintage Diamond Back BMX Bike Grips Clear X-Ray 90s Old School Set Blown Out

Vintage Diamond Back BMX Bike Grips Clear X-Ray 90s Old School Set Blown Out Condition: Poor - Some discoloration, both ends are blown out and damaged Original Diamondback logo molded throughout the grips Grips show heavy wear with substantial signs of age and use Material: Rubber/plastic (original compound, has aged and yellowed) Classic old school BMX replacement grips for restoration or display Pair weighs approximately 95 grams (see photos for scale) Sold strictly as-is for parts, customization, collection, or restoration purposes No packaging; shipped as shown in plastic bag
julio 22, 2026

OLD SCHOOL BMX NEW YST AMERICAN BOTTOM BRACKET 122mm SPINDLE Square taper crank

NEW unused classic old school design YST Loose ball bottom bracket with JIS standard square taper spindle ( Japan Industry Standard). 122mm width (we also sell 130mm for cranks needing more clearance) Will work with most standard 1980's old school 68mm American bottom bracket shell BMX frames and 3 piece cranks, such as Dura Ace, Maxy Cross, Sugino CT / GT, and many others, Will not work with oversize square taper cranks such as Sugino / Redline 400, DB Turbo, Haro Group 1, or GT Power Series. Don't hesitate to ask questions if you see something we left out. Any questions regarding restoration services or questions not related to items for sale by C4 should be directed to our site C4LabsPC.com
julio 22, 2026

YST RETRO BMX 3 PIECE SQUARE TAPERED AMERICAN BOTTOM BRACKET KIT 122MM SILVER

The YST Retro BMX 3 Piece Square Tapered American Bottom Bracket Kit in silver is a high-quality component designed for BMX bikes, specifically old school and universal bikes. Made of steel and featuring a spindle type of Square Taper - JIS, this bottom bracket kit includes both the bottom bracket shell and spindle. With a length of 122mm and a shell width of 68mm, this product is compatible with BMX bikes looking to achieve a retro look with an American bottom bracket design. Made in Taiwan, this bottom bracket kit from YST is a reliable choice for cyclists looking to upgrade or repair their bike.